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NEWS
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1.8.0 -> 1.8.1
* Don't let GMSH physicals overwrite each other (#4128)
* Fix netgen build: Remove old netgen buildstamp with old build dir (#4134)
* Fix SimplexRefiner dangling pointer bug (#4136)
* Move n_quadrature_points() to FEAbstract, fix it (#4137)
* Update autoconf-submodule to get Clang/OSX fix (#4014, #4139)
* Fix TypeVector (and subclass) TIMPI Attributes (#4116)
* Add mutex to setEpsilon (#4111)
* Lock at PetscMatrix level when doing add/set (#4113)
* Prepare parallel caches in CheckpointIO if needed (#4099)
1.7.3 -> 1.8.0
* AbaqusIO
- Add Abaqus element maps for TRI6 and QUAD8 elements
- Make nodeset/sideset counter types in Abaqus mesh reader consistent with other boundaries
- Do a better job of respecting Abaqus node and element numbers
- Add file compression support to Abaqus reads
- Fix off-by-one error in Abaqus element renumbering
- Make AbaqusIO extendable to enable parsing of UMATs (#3969)
* Elem
- Add Tri7 element and associated library support
- Add Tet14 element and associated library support
- Add ElemSideBuilder
- Add Elem::side_type()
- Add Elem::quasicircumcenter()
- Add Prism20, Prism21 elements
- Add NodeElem contains_point() and close_to_point() implementations
- Add Pyramid18 element and associated library support
- Add subdomain_id to elem info output (#3487)
- Add Elem::topologically_equal()
- Add Elem::is_flipped()
- Add generic Elem::quality(ASPECT_RATIO), add unit tests for Elem quality metrics
- Reorder InfHex children
- Add Elem::complete_order_equivalent_type()
- Better error message for RemoteElem:: methods
- Add Elem::low_order_key()
- Don't die in Elem::volume() on a twisted element
- Add QUADSHELL9 element and shell elem unit tests
- Add Elem::is_internal() API for identifying internal (non-vertex/edge/side) nodes
- Add improved ASPECT_RATIO quality metric for Quad elements with unit tests
- Add Tri::quality(ASPECT_RATIO) implementation and unit tests
- Rename existing, generic ASPECT_RATIO metric to EDGE_LENGTH_RATIO
- Add pure virtual Elem::edges_adjacent_to_node() function and overrides
- Add generic Elem::quality(MIN,MAX_ANGLE) implementation
- Add generic Elem::quality(MIN,MAX_DIHEDRAL_ANGLE) implementation
- Add generic Elem::quality(JACOBIAN, SCALED_JACOBIAN) implementation
- Add Elem::max_nodal_order() API
- Add Elem::positive_{edge,face}_orientation() APIs
* ExodusII
- Add ExodusII_IO::get_{side,node}set_data_indices()
- Fix for writing write Exodus from multiple procs at once
- Add new BEX element types to ExodusII helper
- Add ExodusII_IO::write_elemsets()
- Add/use ExodusII_IO_Helper::read_elemset_info()
- Add/use ExodusII_IO_Helper::read_elemset()
- Add ExodusII_IO::{write,read}_elemset_data()
- Fix deprecated Exodus calls (e.g. exII::ex_get_var_param() -> exII::ex_get_variable_param())
- Add ExodusII_IO_Helper::set_add_sides(), ExodusII::write_added_sides()
- Add named block, sideset, and nodeset support for Nemesis meshes
- Fixes for edge block reading
- Do not throw from ExodusII_IO_Helper::close()
- Fix for Exodus writer when sideset and shellface set have same id
- Add Exodus EDGE4 support
- Add "WEDGE6" to ExodusII helper
- Avoid manual memory allocation in ExodusII_IO_Helper::read_qa_records()
* IGA
- Update 3D IGA projection regression test values
- Add MeshTools::clear_spline_nodes()
- Optimize 1D, 2D, 3D IGA derivative calculations
- Add support for Bezier elements in VTK output
- Weight spline nodes heavily when partitioning
- Always number IGA nodes consecutively
* FE
- Add HIERARCHIC FE support for tets
- Add SIDE_HIERARCHIC support for triangles
- Add fe_fdm_deriv(), fe_fdm_second_deriv() support for derivatives of Bernstein, Szabo-Babushka, HIERARCHIC basis functions
- Fixes/improvements for single, quad-precision Real
- Remove caching from FE<CLOUGH>, Clough-Tocher should work multithreaded now
- Factor out common code in BERNSTEIN p=3,4
- Factor out edge flip calculation on Sza-Bab quads
- Add L2_HIERARCHIC support on Tets and Prisms
- Add _elem_p_level variable in FEAbstract
- Add Raviart-Thomas 2D, 3D support
- Introduce H_DIV FEContinuity enumeration
- Add vector_fe_ex{6,7,8,9}
- Create L2_RAVIART_THOMAS FE Family
- Error if mismatched p-levels for Lagrange between neighbors
- Create L2_LAGRANGE_VEC FE Family
- Add FEInterface::is_hierarchic()
- Add HIERARCHIC_VEC and L2_HIERARCHIC_VEC FE Families
- Add support for 2D Nedelec shape functions, 2nd-5th order
- Instantiate FIFTH order unit tests for MONOMIAL FEs
- Throw an error in opt mode for HIERARCHIC p=0
- Average side nodal solutions for H_DIV elements
* Mesh
- Move stitching from Replicated->Unstructured Mesh
- Add MeshBase::change_elemset_code(), MeshBase::get_elemset_codes()
- Add MeshBase::active_unpartitioned_element_ptr_range()
- Support Laplace smoothing of unpartitioned meshes
- Add support for reading/writing elemset codes in Xdr files
- Add BoundaryInfo::renumber_id()
- Add MeshBase::reinit_ghosting_functors() API
- Add QUADSHELL{4,8} support to MeshTools::Generation::build_square()
- Add MeshTools::Modification::orient_elements()
- Allow child elements to have BoundaryInfo associated with them
- Add MeshBase::operator==()
- Add BoundaryInfo::operator==()
- Add MeshBase::copy_constraint_rows()
- Add MeshRefinement::_allow_unrefined_patches flag and accessor
- Macroify all the mesh iterators
- Add option for removing global boundary ID in remove_id()
- Add remap_subdomain_ids capability in stitch_meshes
- Preserve id(), subdomain_id() when reading VTK elements
- Add BoundaryInfo::libmesh_assert_valid_multimaps()
- Add MeshBase::copy_constraint_rows(Matrix) function
- Support TRI7 in build_sphere()
- Add MeshBase::n_constraint_rows(), print_constraint_rows()
- Use connect_element_dependencies() in CheckpointIO
- Fix VTK unit test with DistributedMesh
- Add MeshTools::MeshGeneration::build_square(TRISHELL3) support
- Add entities BoundingBox testing in GmshIO
- Add MeshTetInterface::volume_to_surface_mesh()
- Add tet support to MeshTools::MeshGeneration::build_sphere()
- Add MeshTools::volume()
- Add unit tests for MeshSmoother subclasses
- Fix ReplicatedMesh(DistributedMesh&) construction
- Update id counts in MeshCommunication::broadcast()
- Add STLIO class, add .stl support to NameBasedIO
- MeshBase::elem_orders() API
- Add triangulation, tetrahedralization options to meshtool app
- Allow MeshFunction::find_element() to return a non-local Elem provided that it is evaluable
- Add SimplexRefiner class
- Add MeshTools::Generation::surface_octahedron()
* Miscellaneous
- C++17 support is now required
- Add/use exceptionless_{semi}parallel_object_only() macro
- Add plain integrals to calculator app
- Fix FParser JIT compilation on Apple M1
- Add configure --enable-hdf5-required option
- Fix all_second_order() bug with extra integers
- Eliminate valgrind errors using a condition_variable
- Implement doubly-checked lock for _get_array()
- Add static TensorValue::rotation_matrix() helper
- Lock against concurrent read-write in PetscVector::add()
- Add std::hash<Point> overload
- Increased constness in {const_,} elem_iterator
- Add PerfLog for our unit tests
- Add unit test for MeshBase::all_second_order_range()
- Use std::make_unique everywhere, deprecate libmesh_make_unique
- Use std::string_view in place of std::string references
- Remove long-deprecated overload MeshTools::find_boundary_nodes()
- Remove deprected UniquePtr workaround for std::unique_ptr
- Use C++17 structured bindings in many for-loops
- Implement many clang-tidy suggestions
- Add Utility::CompareUnderlying helper struct
- Avoid using AC_CHECK_HEADER to search for petscversion.h
- Don't lock in libmesh_singleton.C
- Give a warning if an Exodus variable name will be truncated
- Remove __SUNPRO_CC specific code
- Avoid manual memory management in variant_iterator
- Use std::stack for managing DiffPhysics, DiffQoI lifetimes
- Require support for enum forward declarations
- Add unit test of find_neighbors() on mesh of 1D elements with different orientations
- Add more generic index_range() support (for any container that has a size() method) (#3377)
- Factor out common {left,right}_multiply_transpose() code
- Fix for VTK 9.2 linking to libvtksys
- Add allow_nodal_pyramid_quadrature flag, use in unit tests
- Prefer std::to_string over sprintf
- Don't call setenv on Windows builds
- Use NBX algorithm in send_coarse_ghosts(), redistribute()
- Fix NumericVector::compare()
- Add NonlinearSolver::set_exact_constraint_enforcement()
- Prefer using std::make_unique to new whenever possible
- Change unsigned int to size_t in CouplingMatrix to prevent overflow for large number of variables (#3541)
- Various fixes related to fsanitize=integer
- Add way to disable use of p-refinement when doing FE::reinit
- Fix parallel bounding box union in get_info()
- Output any plain *FLAGS (from environment) in config_summary
- Avoid partially merging boundary nodes when stitching, return number of merged nodes
- Factor divisions out of hilbert index calculations
- Add DiffContext allocate_local_matrices option
- Upgrade to autoconf 2.71
- Don't include vtkConfigure.h when compiling with VTK 9.3
- Add clone method to QBase
- Add more general matrix packing (#3662)
- Add unit test of writing an XDR file for a refined mesh with extra elem integers
- Add support for --with-xdr-include and --with-xdr-libname configure flags
- Make enum_to_string() and string_to_enum() thread-safe
- Fix Eigen preconditioning in 64-bit builds
- Only do CPPUNIT_ASSERT_THROW tests if libmesh exceptions are enabled
- Initialize variables within if-statements when possible
- Add a DofMap API to set need_full_sparsity_pattern
- Add CLI option --print-constraints
- Add MeshfreeInterpolationFunction class derived from FunctionBase<Number>
- Various "make dist" fixes
- Fix elem dof distribution for --node-major-dofs
- Fix missing <memory> include in getpot.h
- Add BoundingBox::contains(BoundingBox) unit test
- Add FPEDisabler class, fix several cases where potential FPEs were detected
- Make libmesh_terminate_handler() API available in libmesh.h
- Add NonManifoldGhostingFunctor, SidesToElemMap classes
* Numerics
- Add SVD in preconditioner type
- Allow use of matrix-free when computing residual and jacobian together
- Fixes for petscdmlibmesh PETSc 3.18 compatibility
- Workaround for PETSc 3.18 losing %D support
- Add pointwise_divide() to PetscVector
- PETSc 3.19 deprecated some convergence reasons
- Convert PETSC_RELEASE_LESS_THAN macro usage to PETSC_VERSION_LESS_THAN
- Add in-place L2 norm difference method
- Add PETSc versioning macros that imitate PETSc's own macros
- Add ability to specify absolute tolerance for linear solvers
- Use VecGhostGetGhostIS instead of VecGetLocalToGlobalMapping
- Clear used CLI args pre-PetscFinalize
- Fix swap of init with non-init DistributedVector
- Add SparseMatrix::read_matlab()
- Add SparseMatrix::col_start()/stop()
- Add PetscMatrix read_petsc_* methods
- Fixes for strict petsc error code checking
- Make sure every PetscFunctionBegin has a matching PetscFunctionReturn
- Add matrixconvert app
- Add SparseMatrix::solver_package()
- Add SparseMatrix read support from zipped .m files
- Add LIBMESH_PETSC_SUCCESS wrapping PETSC_SUCCESS macro
- Pass unique_ptr by value to NumericVector::restore_subvector()
- Add {NumericVector,SparseMatrix}::fuzzy_equals()
- Add {absolute,relative}_fuzzy_equals() support for TypeVectors/TypeTensors of MetaPhysicL types
- Add PetscMatrixBase<T>, base class for PetscMatrix<T> and PetscMatrixShellMatrix<T>
- Initialize PetscVector private members consistently
- Add StaticCondensation class, derived from PetscMatrixShellMatrix<T>
- Add LibmeshPetscCallA(), LibmeshPetscCallQ() macros
* PerfLog
- PerfLog::fast_pop() should be noexcept
* Poly2TriTriangulator
- Add Poly2TriTriangulator, a subclass of TriangulatorInterface
- Add Poly2TriBadMultiBoundary unit test
- Don't let DistributedMesh number poly2tri nodes
- Add distance_from_circumcircle() API
- Support converting Edge3 to triangulator segments
* Reduced Basis
- Add interpolationPhiValues to RBEIMEvaluation capnproto schema
- Update to how observation points for EIM basis functions are evaluated
- Fix race condition in writing header in RBEvaluation::write_out_vectors()
- Update RBEIMConstruction::enrich_eim_approximation()
- Fix for shellfaces in RBEIMEvaluation::side_distribute_bfs()
- Update to RBConstructionBase<Base>::get_n_training_samples() (#3115)
- Use best_fit_type_flag to switch between POD and Greedy EIM training
- Add virtual methods for specifying index maps for the RBParametrizedFunction in EIM approximations
- Add support for EIM on nodesets
- Fix to apply constraints and scaling inside node assembly in add_scaled_matrix_and_vector()
- Allow empty EIM basis in RBEIMConstruction::train_eim_approximation_with_POD()
- RBConstruction: Re-throw exceptions on all procs in parallel
- Add RBParameters::has_value(), has_extra_value() APIs
- Deprecate RBParameters::get_parameters_map()
- RBParameters: store std::vector<Real> instead of single Real
- Add RBParameters::set_value(name, index, value) and RBParameters::push_back_value() APIs
- Provide STL iterator typedefs for RBParameters::const_iterator
- const correctness updates for RBThetaExpansion, RBConstruction APIs
- Add RBParameters::push_back_extra_value(), RBParameters::get_extra_step_value()
- Add EIM error indicator based on using one extra EIM iteration
- Add VectorizedEvalInput struct to encapsulate inputs to vectorized_evaluate() functions
- Introduce scaling option into RBEIMConstruction inner products
- Replace NumericVector with std::vector in RBConstructionBase
- Add support for storing each RB parameter as a vector quantity
- Handle the case where we encounter linearly dependent data in EIM
- Add EIMVarGroupPlottingInfo struct, update EIM plotting functions
- Make preevaluate_thetas() virtual, it should be overridden in derived classes
- Add elem center tangent derivative storage for VectorizedEvalInput in EIM
- Add virtual RBEIMEvaluation::project_qp_data_vector_onto_system() API
- Remove previous EIM bf projection methods that are not needed
* Submodules
- Update MetaPhysicL to 1.4.0+
- Update TIMPI to 1.8.5+
- Update autoconf-submodule, add support for Nvidia, gcc11, icc21 compilers
- Add poly2tri submodule
- Update nanoflann (#3121)
- Add Eigen submodule, update to version 3.4.0
- Add NetCDF submodule at version 4.9.2
- Add Netgen submodule currently at version 69f2ea56
* System
- Throw an error in EigenSystem::solve if we have constraints
- Add shell matrix support for CondensedEigenSystem
- Add System::has_constraint_object()
- Make System::is_initialized() const
- Add System matrix iterator APIs to match vector iterator APIs
- Add CondensedEigenSystem::initialize_condensed_matrices(), have_condensed_dofs() APIs
- Implement (Equation)System(s)::init() in terms of reinit_mesh()
* TypeVector/TypeTensor
- Add TypeVector::outer_product()
- Add a column() API to TypeTensor
- Add static_assert(is_trivially_copyable<TypeVector>)
1.7.1 -> 1.7.3
* PETSc support
- Full compatibility with PETSc 3.18 and 3.19
1.7.0 -> 1.7.1
* PETSc support
- Avoid using AC_CHECK_HEADER to search for petscversion.h
- Full compatibility with PETSc 3.17
- Remove method deprecated in C++17
- Compatibility fix for MS VC 2019
1.6.2 -> 1.7.0
* Benchmarking support
- Add benchmark_example() macro, $LIBMESH_BENCHMARK env
- Add CLI overrides, comments, performance logging, and benchmark parameters to many examples
* BoundaryInfo
- Apply zero-D nodeset names in gmsh_IO
- Act on id to name maps in BoundaryInfo::regenerate_id_sets
- Selectively remove boundary information after mesh stitching
- Add nodes into nodesets in build_cube
- Add set names from other mesh when stitching
- MeshBase reference member in BoundaryInfo changed to pointer
* Docs
- Mention "make uninstall" in README.md
- Update Elem documentation with reference coordinate intervals.
- Update DenseMatrix docs
- Add more verbose documentation for InfFE constraints
- Improve comments on AMR with InfElem.
- Update documentation for intro_ex3, ex4
* Elem
- Fix Elem::is_child_on_edge()
- Add Elem::center_node_on_side()
- Add Elem::true_centroid(), Elem::vertex_average(), deprecate Elem::centroid()
- Add optimized Elem::true_centroid() overrides for some Elems
- Use displacement vectors for relative_fuzzy_equals() in has_affine_map() tests
- Don't connect interior_parents in other meshes
- Handle interior_parents in connect_families()
- Assert interior_parent() AMR consistency
- Use hack_p_level inside set_p_level
- Sync p refinement flags along with p levels
- Add Elem::hack_p_level_and_refinement_flag and use in Elem unpack
- Add Elem::n_permutations(), Elem::permute()
- Add Elem::swap*nodes helper functions
- Add Elem::is_singular_node()
- Deprecate the SideEdge class
- Use non-allocating build_edge_ptr where possible
- Add "fill" overload for build_edge_ptr
- Stop using SideEdge proxies
- Add const version of build_edge_ptr
- Add Elem::simple_build_edge_ptr implementation
- Deprecate the Side class
- Deprecate attempts to build proxy Side objects
- Stop building proxy sides by default
- Set subdomain_id+p_level in all side/edge elems
- Add Elem::has_invertible_map() and overrides for some elements
* ExodusIO
- Support empty sidesets + nodesets in ExodusII
- Update contrib ExodusII to version 8.11
- Get exodusII.h include out of our headers
- Add and use ExodusII_IO_Helper::update()
- inquire() function signature change, move to anonymous namespace
- Undef multiple guard macros for Exodus+Nemesis
- Fix Exodus extra integers unit tests
- Fix extra_integers read in ExodusII_IO
- Add support for writing components of CONSTANT MONOMIAL_VEC variables
- Add ExodusII_IO::get_elem_num_map() and get_node_num_map() APIs
- Add ExodusII_IO::write_nodeset_data() API
- Add unit test of writing nodeset data to Exodus file
- Exodus_II_IO::copy_*_solution(DistMesh) fixes
- Make ExodusII_IO_Helper::nodal_var_values a map
- Handle incomplete node and elem var maps
- Add number of nodes per Elem sanity check
* FE
- Fix FE side unit tests with --enable-complex
- Allow second order L2_LAGRANGE on first order elements
- Allow arbitrary order L2_HIERARCHIC with arbitrary order elements
- Change max order for L2 families
- Rotate FE test meshes after permuting elements
- Add a cubic to fe_test analytic functions
- Fix p>2 SIDE_HIERARCHIC second derivatives
- Permuting edges fixes p=2 SIDE_HIERARCHIC HEX27
- Disable higher order SIDE_HIERARCHIC on HEX27
- Add warnings to permute_elements doc
- Test all FE except HERMITE with permuted elements
- Add test_permute unit test
- Non-templated FEMap instantiate shim
- Add missing PYRAMID14 master point
- Add Unit tests for SIDE_HIERARCHIC FE
- Support SIDE_DISCONTINUOUS in projections
- Add SIDE_HIERARCHIC FE and related enums
- Add shape functions for NEDELEC_ONE FEs on TET10 mesh elements
* FEMContext
- Use vars vectors in GenericProjector functors
- Use _active_vars in FEMContext calculations
- Sort FEMContext::_active_vars
- Optional active_vars in all FEMContext::FEMContext
- Add active_vars member, accessor to FEMContext
- Use delegating constructor idiom for FEMContext
- Raw ALE variables should be protected
- Fix docs that referred to old example
* InfFE
- Disable misc ex15 with --enable-node-constraints
- Don't test InfFE AMR with ENABLE_NODE_CONSTRAINTS
- Fix compilation with node constraints + InfFE
- Update documentation
- add further virtual_for_inffe-statements
- add dimension-parameter for decay_deriv
- correct computation of derivatives for non-affine mapped base
- correct base_point function for non-affine base
- add test for inf side
- add new InfElem test: numerical derivatives
- change in InfFE::reinit(elem, pts):
- Add support for InfFE::reinit(side)
- Adapted tests for infinite elements; added further test-calculations.
- fix inverse_map in InfFE: for nonaffine base, the intersection was wrong
- Update misc_ex1, ex14 to new InfFE APIs
- Change 'child_side' to 'child_base' to reduce confusion.
- Add test-calc. for infinite elem + AMR
- Add html documentation for new example
- Ran bootstrap for the new example
- Add new example: miscellaneous 15
- Enable AMR with infinite elements
* Isogeometric Analysis (IGA)
- Rational function shapes_need_reinit is true!
- Test inverse_map on less trivial master points
- Fix manifold-vs-nodeelem checks
- testMasterCenters() in IGA unit tests
- Use gzipped bxt meshes in unit tests
- Support zipped files with DynaIO
- Add testProjectionRegression to Dyna unit tests
- Move BERNSTEIN HEX27 interior DoFs to node
- DynaIO unit tests on more meshes.
- Do some regression testing on IGA projections
- Process constraints when DynaIO adds them
- Do *not* sync done_saving_ids across processors
- Deprecate SparsityPattern::Build direct access
- solve_for_constrained_dofs for IGA project_vector
- Added System::solve_for_unconstrained_dofs
- Allow belated System::add_matrix()
- DofMap::process_mesh_constraint_rows
- Don't store zero entries in IGA constraint rows
- DofMap::constrained_sparsity_construction() option
- Comment on math in solve_for_unconstrained_dofs()
- Omit add_spline_constraints call in fem_system_ex5
- Don't call add_spline_constraints in Dyna tests
- Move spline constraint work from DynaIO to DofMap
- Use MeshBase constraint_rows in DynaIO
- Store constraint_rows with a MeshBase
- Allow renumbering and distributing on IGA meshes
- delete_remote_elements support for constraint_rows
- Beginning gather(constraint_rows) work
- Don't try to redistribute() constraint_rows
- Remove deleted nodes from Mesh constraint_rows
- Store mesh constraint_rows by pointer
- Store elem ids in MeshBase::constraint_rows
- Default to non-SECOND approximations again
- Run reduced_basis_ex5 twice, once with .bext mesh
- Don't try to reserialize a distributed IGA mesh
- Fix delete_remote_elements constraint erasure
- Add Twisted_Beam bext file
- Allow reduced_basis_ex5 to read mesh files
- Support 1D/2D calculations in reduced_basis_ex5
- Do not skip NodeElems with constrained DoFs!
- Use new L2System features in calculator app
- Support null L2System::input_system
- Support multi-dimensional meshes in L2system
- Add subdomains_list to apps L2system
* Mesh
- Include unpartitioned elements in MeshBase::subdomain_ids
- Allow Elem, Node re-insert in ReplicatedMesh
- Move MeshCommunication::*gather to MeshBase
- Implement mesh move constructors in terms of MeshBase::assign() function
- Add more verbose output to MeshBase::get_info()
- Add API to tell mesh it is not prepared
- Deprecate public MeshBase::boundary_info member
- Add global data structures for mesh subdomain and boundary ids
* MeshFunction
- Add MeshFunction copy constructor; implement MeshFunction clone() in terms of this
- MeshFunction::set_point_locator_tolerance(): set both PointLocator tolerances
- MeshFunction: use unique_ptr to manage PointLocator
- Add non-const accessor for underlying PointLocator
* Misc. bugfixes and improvements
- Ghost periodic point neighbors in GhostPointNeighbors
- Add MeshInput::is_parallel_format() accessor
- Update contrib version of Eigen to 3.3.9
- Update contrib version of lcov to 1.15
- Upgrade TIMPI to 1.7.0_bootstrapped
- Update MetaPhysicL to 1.1.0_bootstrapped
- Add TypeVector overloads for std::norm and friends for Eigen::Matrix
- Add support for exchanging adjoint physics
- System: store unique_ptrs in _vectors map
- Add copy assignment+constructor for ParsedFunction and unit tests
- Move basic matrix storage and create virtual matrix APIs in System
- Add InterMeshProjection class to handle arbitrary projections between meshes
- PointLocatorTree: use std::shared_ptr to manage tree
- Add new PointLocator derived class based on Nanoflann
- Don't try to autodetect headers for tecio in system locations
- Add nodal quadrature rules for Pyramids
- Add MeshModification::permute_elements()
- Officially deprecate UniquePtr
- Improve performance of BoundingBox::contains_point() by inlining it
- Add chunked_mapvector, a variant of mapvector that tries to improve performance
- Mimic STL and boost constructors in our allocators
- DofMap: add const DofConstraints accessor
- Fix --disable-amr builds
- Fix --enable-all-static builds
- fparser: update deprecated throw specifications
- Fix BC issue in systems_of_equations_ex8
- Create multi_evaluable predicate
- Add Elem::affine_tol and use in has_affine_map comparison tests
- Disable HDF5 file locking unless the user insists
- Set next unique id in copy_nodes_and_elements
- PointLocatorTree: avoid Elem::contains_point() warning when using custom tolerances
- Updates to C++11/14/17 configure tests
- Fix compilation with both CAPNP and GLPK enabled
- Turn off gdb backtraces by default
- Add and test Dense{Vector,Matrix} std::initializer_list constructors
- Add configure test for C++11 <initializer_list> header
- Avoid allocating sparse matrix when using JFNK
- Fix leak in merge_ghost_functor_outputs
- Detect if PETSc has strumpack
- Add local_singular_node to Elem for catching singular nodes in inverse_map
- Add bounding box scaling
- Remove potential deadlock with Singletons and RemoteElem
- DofMap::distribute_dofs() now returns the total number of DOFs across all procs
- Drop SHA1 lib, use std::hash instead
- Add EDGE4 case to get_refspace_nodes
- Use RAII to clean up some PETSc objects with WrappedPetsc<T>
- Don't potentially throw from 'exceptionless' error macros
- Make ReferenceCounter::increment_{de,con}structor_count() noexcept
- Re-enable check_dirichlet_bcid_consistency
- Move linear_solver member from LinearImplicitSystem to ImplicitSystem
- ImplicitSystem::get_linear_solver() now throws an error
- UnsteadySolver: old_local_nonlinear_solution is now a std::shared_ptr
- PeriodicBoundaries now stores unique_ptrs instead of dumb ptrs
- Fix scatter for node constraints
- Add some vector CompareTypes
- Fix possible overflow in PeriodicBoundaries::neighbor
- Ignore remote elems coming from pbcs in DefaultCoupling
- ParsedFEMFunction: change "parsers" to a vector of unique_ptrs
- Generalize default constructors for TypeTensor and TypeVector
* NemesisIO
- Support Nemesis writes of complex-valued elem data
- Unit tests for Nemesis::copy_elemental_solution
- Add Nemesis copy_nodal_solution unit tests
- Allow testing Exodus copy_*_solution distributed
- Test Exodus+Nemesis both replicated+distributed
- Factor Exodus/Nemesis into separate unit tests
- NemesisIO::copy_nodal_solution
- Use NemesisIO::read even on one processor
- Manually set unique_id in NemesisIO
- Keep internal node_num_map one-based in Nemesis_IO
- Nemesis_IO::get_nodal_var_names()
- Unit test for NemesisIO write_equation_systems
- Handle empty node intersections
- Write Nemesis cmaps even if they're empty
- NemesisIO::assert_symmetric_cmaps() refactoring
- NemesisIO::write_nodal_solution subparametric case
- Implement NemesisIO(ReplicatedMesh&)
- Test Nemesis read for arbitrary MeshType
- Add testNemesisRead() unit test
- Fix off-by-one errors in Nemesis_IO
- Remove Nemesis_IO_Helper::put_n_coord
- Remove Nemesis_IO_Helper::create
- Fixes for --disable-nemesis builds
- Fix NemesisIO Hex27 output issue
* NumericVector
- Add virtual NumericVector::max_allowed_id() API.
- Generalize multi-vector operations to always use global forms
- NumericVector: Make indexing add/set operations toggle _is_closed
- DistributedVector GHOSTED in serial can be SERIAL
- Read/write numeric vector projection/type info
* Partitioner
- Use Partitioner::build with command line override
- Add/use Partitioner::build(PartitionerType) with command line override
- Add PartitionerType enum
- Fix SFC Partitioner on distributed meshes
* Reduced Basis
- Enable plotting of EIM functions
- Updates to RBConstruction truth solve outputs
- RBConstruction: Handle exceptions thrown during assembly
- Add observation values to EIM
- Update rb_data.capnp and serialization/deserialization support for EIM observation values
- Add _preserve_rb_eim_solutions flag to RBEIMEvaluation
- Made eim_solutions_for_training_set private with getters in RBEIMEvaluation
- Cleanup of RBEIMConstruction
- Skip reinit when there are no DOFs on Elem
- Enable eim-best-fit with lookup table
- Add set_EIM_rhs_vec() to RBEIMEvaluation
* SparseMatrix
- Fix memory issue for matrix_matrix_mult and add option for reusing matrix
- Add PetscMatrix::create_submatrix_nosort()
- Add PetscMatrix::add_sparse_matrix()
- Fix PetscMatrix::matrix_matrix_mult()
- Fix PetscMatrix::print_personal()
- Add LumpedMassMatrix
* SparsityPattern
- Add comments to SparsityPattern::Build methods
- default+delete SparsityPattern::Build functions
- Use SparsityPattern for n_nz in SparseMatrix
- Make DofMap::build_sparsity() public
- DofMap::get_sparsity_pattern() accessor
- Keep n_nz and n_oz in SparsityPattern::Build
- Use new SparsityPatternBuild accessors in DofMap
- More SparsityPattern::Build methods
- Add SparsityPattern::build accessors, reorganize
- Remove SparsityPattern::Build::mesh
- Remove non-unique DOF ids in Build::sorted_connected_dofs()
1.6.1 -> 1.6.2
* Mimic stl and boost constructors in our allocators
* Weaken partitioner_test for SFC on 8+ processors
* Fix for deprecated warning in SLEPc not-quite-3.15
* fix typo in type_to_n_nodes_map
* amended solver_types
* set constant 0 to float
* Fix example doc and combine if-statements
* Fix docs that referred to old example
* Update docs for named boundary (side, edge, node) sets.
* Make RadialBasisInterpolation quiet
* misc_ex13: fix doc string
* Prerequest nothing on side FE in RB ex2
* libmesh_cast_ptr -> cast_ptr in example
* Fix deprecated warnings in SLEPc 3.15
* Add missing PYRAMID14 master point
* Don't try to autodetect headers for tecio in system
* Wrap Petsc include for dmimpl.h in ignore and restore warnings.
* undef MAJOR_VERSION and MINOR_VERSION before including petsc.h in config tests
* Fix for --enable-petsc-required
* Fix nodes_on_edge for 2nd order InfCell cases
* Fix Elem::is_child_on_edge
* Fix asserts in PetscMatrix::add_sparse_matrix()
* Fix residual history vector pointer constness in newer PETSc versions
1.6.0 -> 1.6.1
* Do *not* sync done_saving_ids across processors
* Fix compilation with both CAPNP and GLPK enabled
* Re-reserve non-zero pattern after Eigen::setZero
* Generalize default constructors for TypeTensor and TypeVector
* Make ReferenceCounter::increment_{de,con}structor_count() noexcept
* Work around warnings in system xdr/rpc headers
* Don't try to cast ostream to bool
* Remove potential deadlock with Singletons and RemoteElem
* Fix NemesisIO Hex27 output issue
* Fix SFC Partitioner on distributed meshes
* Don't apply a regex to the string "All Tests"
* Remove non-unique DOF ids in Build::sorted_connected_dofs()
* Initialize next_unpartitioned_unique_id
* Eliminate leak in merge_ghost_functor_outputs
* The SHAPE and SKEW metrics for Quad elements should have similar bounds.
* Turn off gdb backtraces by default
1.5.1 -> 1.6.0
* Exodus/Nemesis
- Add MappedOutputVector/MappedInputVector classes for single-precision I/O
- Add support for reading edgesets
- Improve ElementMaps and reduce copy/paste bolierplate
- Call newer exII::ex_put_concat_all_blocks(), ex_get_block(), ex_get_ids(), etc. APIs
- Avoid unnecessary localize in Nemesis write_nodal_data()
- Better error message when invalid node id is found in nodeset
- Handle complex variables in write_element_data_from_discontinuous_nodal_data()
- Make writing the complex modulus optional
- Add capability to load elemental variables into element IDs
- Add ExodusII_IO::read_header() and unit test
- Respect empty output names in NemesisIO
- Fixes for appending to Nemesis files
- Preserve ordering of nodal variables in NemesisIO
- Explicitly delete copy/move assignment operators in ExodusII_IO_Helper
- Add support for reading nodeset variables
* Add DiagonalMatrix, a SparseMatrix which uses a NumericVector for storage
* FEMap
- Put mapping methods into mapping classes
- Move MappingType out of Elem
- Add first rational mapping unit test
- Respect non-LAGRANGE maps with C1 elements
* FE
- Remove some explicit instantiations and related macros
- Refactor/optimize 1D Lagrange shape(), shape_deriv(), shape_second_deriv() calls
- Add second derivatives for Bernstein FEs
- Add some FE tests at fourth order
- Allow GenericProjector to work with vector finite elements
- InfFE: Add new shape()-API; Change API for shape_ptr and its derivs
- Skip redundant resize in init_shape_functions
- Add FE::shape_derivs(), shapes(), all_shapes() APIs
- Extend FEMap optimizations to 0D+1D+2D
- Explicitly use FEAbstract::get_nothing() to avoid all FE computations
- Add 'extra_checks' parameter to FEMap::inverse_map()
- Add dual shape functions (dual_phi, dual_dphi, and dual_d2phi) in FEBase
- Add new FEInterface::n_dofs() APIs taking Elem pointers
- Add new FEInterface::n_dofs_at_node() APIs taking Elem pointers
- Add new FEInterface::n_dofs_per_elem() APIs taking Elem pointers
- Add new FEInterface::n_shape_functions() APIs taking Elem pointers
- Add new FEInterface::shape() APIs taking Elem pointers
- Add new FEInterface::ifem_ APIs taking Elem pointers
* Add unit tests for !contains_point()
* Add/use libmesh_map_find() macro
* Add/use libmesh_vector_at() macro
* DynaIO
- Add mesh reader for BEXT files
- Add unit test of reading 25-element patch file
- Add DynaIO::add_spline_constraints() and unit test
* Add/set SNES divergence tolerance
* Separate headers string_to_enum.h and enum_to_string.h
* Reduced Basis
- Added an option to use the energy inner-product
- Updates for reduced_basis_ex7
- Uncomment RBConstruction::compute_residual_dual_norm_slow() for debugging
- Added extra error checking in rb_data_deserialization.C
- RBConstruction: Add post processing callbacks
- Skip enrichment if RHS norm is exactly 0
- Add support for POD training in RBConstruction
- Update RBConstructionBase<Base>::generate_training_parameters_deterministic()
- Update TransientRBConstruction to not use lapack calls directly
- RBEIMConstruction: Move FE getter calls outside elem loop
- Skip NODEELEMs in assembly
- Add RBEIMConstruction::init_context() override
- Update to post_process_elem_matrix_and_vector() in RBConstruction
- RBConstruction update to store an untransformed basis
- Optionally pre-evalaute theta functions for efficiency
- Fix wrong function call syntax in rb_data_deserialization.C
- Evaluate theta functions at multiple parameters simultaneously
- Early return when there are no training samples
- Major refresh of the EIM framework
- Add support for defining RBParametrizedFunctions based on a look-up table
- Deprecate {RBParameters,RBParametrized}::get_parameter_names()
* Xdr
- Efficiency improvments: restrict iteration, handle ids while parsing
- Reset stream precision after writing an integral value
- Add unit test of Xdr::data(vector)
- Fix access past end of vector in data_stream() implementations
* Update Tetgen to version 1.5.1
* Mesh
- Additional options for adding extra integers+data
- Merge extra integers during copies+submeshes
- Add MeshBase::add_elem(std::unique_ptr<Elem>)
- Add MeshRefinement::add_elem(unique_ptr)
- Add MeshBase::insert_elem(std::unique_ptr<Elem>)
- Add MeshBase::add_node(std::unique_ptr<Node>)
- Add MeshBase::insert_node(std::unique_ptr<Node>)
- Add MeshBase::remove_orphaned_nodes()
- Unit tests for MeshTools::Generation::build_cube()
- Reset ReplicatedMesh::_n_* during clear()
- Many DistributedMesh unique id fixes
- MeshGeneration::build_sphere() DistributedMesh fixes and unit tests
- Use max_node_id to size vectors indexed by node id
- Updates to allow_find_neighbors(true) in prepare_for_use(), find_neighbors()
- allgather() before falling back on Metis
- Preserve extra ints and mapping data in flatten(), all_second_order(), create_submesh(), etc.
* AbaqusIO
- Read .inp files with *Surface sections referring to element sets
- Add string_to_num(), strip_ws() helper functions
- Add support for "MASS" elements and "NODE" sidesets
* TIMPI
- Move parallel* files into contrib/TIMPI submodule
- Use push_parallel_packed_range() in scatter_constraints
- Use TIMPI::communicator to merge LibMeshInit APIs
- Use Communicator::duplicate() correctly
* Allow adaptivity_ex3 to run with more variables
* Misc. bugfixes
- Fixes for compilation with PETSc enabled, MPI disabled
- Copy point locator tolerance in MeshFunction::clone()
- Threading: OverlappingCouplingFunctor, MeshFunction, Clough-Tocher, etc.
- Sync nodes after all_second_order if not replicated
- Add missing PYRAMID cases to l2_lagrange_n_dofs()
- Fixes for --disable-second and other less common build configurations
- Fix all_second_order() for DistributedMesh
- Don't try to enable ParMETIS without METIS
- Add check for nearly coincident nodes when stitching
- Call enforce_constraints_on_residual() using local solution
- Do GHOSTED localizes to ghosted vectors
- Split scraping of PETSc configure and testing the PETSc installation for viability
- Fixes for DistributedMesh unique_id generation
- Fix reverse iterator usage bug in adjoint AMR constraints
- DofMap::add_constraint_row(): assert there is no diagonal entry
- Fix parallel_ghost_sync.h for N->M operations
- Switch boost includes from -I to -isystem to ignore warnings
- Fix valgrind issue with VecSetDM
- Non-proxy sides now have same p_level() as Elem they are built from
- Use std::stable_sort in CentroidPartitioner
- parmetis.m4: Fix potential uninitialized variable
- Avoid calling DofObject::id() when id can be invalid
- Bugfix for sparse QoI constraint cases
- Associate a mesh when adding GhostingFunctor to DofMap
- PeriodicBoundaries fixes for "sharktooth" meshes
- Disambiguating Node constructor should be marked explicit
- Fix subdomain expansion with element DoFs
- Fix indexing in EquationSystems::get_vars_active_subdomains()
- ParsedFunction and ParsedFEMFunction no longer store vectors of
FunctionParserADBase<T> since that class is not MoveInsertible
- Ignore remote elems coming from pbcs in DefaultCoupling
- Rational function shapes_need_reinit is true!
- Delete MeshBase and derived class' move constructors
- Fixes for unit tests in non-standard configurations
- Fix "make install" issue where it was possible to get interactive mv questions
- Move BERNSTEIN HEX27 interior DoFs to node
* pkgconfig
- Remove extra flags from pkgconfig Cflags
- Conditionally add libmesh-*.pc files based on METHODS
* VTK
- Fix mesh reference in VTKIO write
- Try linking to VTK CommonExecutionModel too
- Set data mode to binary when _compress is true
* BoundaryInfo
- Add BoundaryInfo::remove_node(node, id)
- Fix outdated docs
- Add BoundaryInfo::erase_if() helper function
- Add BoundaryInfo::NodeBCTuple typedef
- Control sorting method used in build_node_list(), build_side_list()
- add_elements(): Add flag controlling setting of parent side ids
- Copy name maps in BoundaryInfo::operator=
- Clear BoundaryInfo set names during clear()
- Add methods to synchronize side boundary ids on the fly
* PETSc/SLEPc
- Add support for shell matrices in SLEPc eigenvalue solver
- Use MAT_INPLACE_MATRIX in newer PETSc versions
- Remove support for PETSc < 3.5.x
- Additional PETSc install variant detection
- Allow third-party non-PETSc METIS
- PetscSolverException: use specific error message if available
- Updates to support PETSC 3.13
- Add API to retrieve only eigenvalue when eigenvector is not needed
- Add support for shell preconditioning matrix in EigenSystem
- Add sparse matrix-matrix multiplication and addition
- Check whether nonlinear residual vector and base vector pointers are equal
- Improve EigenSolver initial guess setup
* Add ExactSolution::set_excluded_subdomains() API
* C++ modernization
- Add configure test for and use std::make_shared in library
- Replace more calls to "new" with std::make_shared, libmesh_make_unique
- IntRange helper functions: index_range(), make_range()
- Use range-based for-loops wherever possible
- Add/use vectormap::emplace()
- Add configure tests for std container emplace functions
- Prefer emplace() to insert() for std containers
- Add configure tests for std container emplace_hint()
- Use std::reference_wrapper in several examples
* Use lower-order quadrature in JumpErrorEstimator
* Tree::find_elements() optimizations
* FParser
- Refactor and make JIT code modular
- Update diagnostic pragmas
- eval_mixed_derivatives, eval_at_point skip_context
- Fix JIT disabling
- Disable derivative caching
- Refactor compiled function pointer and pImmed update
- Fix value return in JIT function
* PointLocator: Add tolerance for finding elements
* Add ParallelType to ImplicitSystem::add_matrix() API
* Add fem_system_ex5 demonstrating IGA
* DenseMatrix: Use helper struct to determine whether to use blas_lapack
* Elem
- Copy Elem interior parents during copy construction
- Add Elem::local_side_node()
- Add Elem::local_edge_node()
- Add edge to side map for all Cell-derived types
- Make Edge3::volume() calculation more robust and add unit tests
- Add Quad::quality(TWIST) unit test
- Add Tri::quality(SHAPE) metric
- Elem::simple_build_side_ptr() returning unique_ptr
- Quad4::build_side_ptr() should call simple_build_side_ptr()
- Optimize Elem::find_point_neighbors()
- Add geometric constants for Edge-derived elems
* Add SparseMatrix::clone(), zero_clone() and derived class implementations
* PointLocator: fix BoundingBox intersection test for QuadTree
* Add FileSolutionHistory and test in existing example
* Add DirichletBoundary copy assignment operator
* Add multi-file support to meshtool app
* QGaussLobatto: add fallback on regular Gauss quadrature
* Move some m4 files into an autoconf-submodule for sharing between different projects
* Make "NumericVector localize()" scalable when possible
* Add Lagrange-specific code path to ConstrainDirichlet
* Clean up of deprecated code, support for --disable-deprecated builds
* Clean up strip_dup_libs.pl script which sorts/modifies the list of linker libraries
* TwoStepTimeSolver: add adjoint support
* Add/use libmesh_error_msg_if() macro
* Inline a more efficient implementation of BoundingBox::intersects()
* Add html documentation for several of the newer examples
* Fixes for node balancing algorithms during partitioning
* GhostPointNeighbors optimizations
1.5.2 -> 1.5.3
* Fix standalone header bug introduced in 1.5.2
1.5.1 -> 1.5.2
* Cherry-pick following commit from 1.6.0 branch and fix merge conflicts
d25f5ad57 Combination of MoveInsertable fixes (#2170)
1.5.0 -> 1.5.1
* Fix compilation with --enable-petsc --disable-mpi
* Fix multithreading bugs in MeshFunction, GenericProjector, tests
* Fix configure summary CPPFLAGS output
* Fix consistency of --enable-curl with NetCDF
* Fix bug in Triangle interface
1.4.1 -> 1.5.0
* Write Exodus files in netCDF-4 format when HDF5 is available.
* Add left multiply (by vector) method to type_tensor
* Update bundled netCDF from version 4.4.1.1 to 4.6.2, remove netCDF-3 source.
* Handle different combinations of METIS/ParMETIS in PETSc.
* Add --enable-capnp-required configure option.
* Add surface-terms and gradients to misc_ex14.
* Infinite elements fixes
-Dimension of the local_transform object corrected
-Allow infinite elements in System::point_gradient()
-Fixed diagonal in InfHex::contains_point()
-Reorganisation in InfFE::init_face_shape_functions()
-Fix memory leak in inf_fe_boundary.C
-Replace unrolled loops in legendre_eval() and jacobi_eval().
* Add _extra_parameters map to RBParameters.
* Add support for PETSc GMG (Boris Boutkov).
-Support complex numbers.
-Unit test coverage.
* ReplicatedMesh::add_elem(): fix missing unique id update.
* Add ability to skip "non-critical" partitioning when updating mesh.
* configure:
-match PETSc 64/32-bit index sizes when possible instead of throwing an error.
-Support SLEPC installed by PETSc.
* Bug fix: Close residual/vector before applying constraints.
* Run fem_sys_ex1 with GMG+FS options.
* Add is_zero() to TypeVector and TypeTensor.
* Bug fix: FEInterface::get_continuity() should take a const reference.
* Add DofMap::swap_dof_constraints() API.
* Add subdomain iteration range objects
-active_subdomain_set_elements_ptr_range
-active_subdomain_elements_ptr_range
-active_local_subdomain_elements_ptr_range
* GmshIO:
-Add support for reading gmsh-4 files.
-Enable reading of meshes with a mix of 1, 2, and 3D elements.
* Drop VecScatterCreateWithData() workaround. This PETSc rename did not happen.
* Add non-blocking exchange (NBX) for pushing/pulling data.
* DenseMatrix:
-Add support for DualNumber.
-Add DenseMatrix::sub_matrix().
* Add outer product for TypeVectors.
* Fix remote_elem copying in UnstructuredMesh.
* Add OverlappingCoupling GhostingFunctor, unit tests.
* Fix 2006 bug with refinement within ES::reinit().
* Bug fix: Don't constrain hanging nodes at variable boundary.
* Rewrite GenericProjector
-Add Lagrange interpolation optimization.
-Fix threading.
-Add unit tests.
* Add "extra integers" support.
-MeshBase::get_*_integer_index API
-MeshBase::add_elem_integer() API
-MeshBase::add_node_integer() API
-Add Systems with extra integers.
-Unit tests
-CheckpointIO support
* Bug fix: Improve NodeElem support in ReplicatedMesh::stitch_meshes().
* Add FEMContext::interior_rate_gradient().
* Drop long-deprecated Elem APIs.
-Elem::node()
-Elem::get_node()
-Elem::neighbor()
-Elem::side()
-Elem::build_side()
-Elem::build_edge()
-Elem::child()
* Bug fix: DofMap::local_variable_indices().
* Several contrib/metaphysicl submodule updates (latest is 0.6.0)
* ExodusII_IO:
-Fix indexing issue in read_elemental_var_values().
-Improve support for scalar variables.
-Read/write all nodesets simultaneously.
-Use nodal map when reading nodal variables.
-Add read_sideset_data()
-Add write_sideset_data()
* Bug fix: avoid NaNs in block restricted vector variables when using PETSc 3.8.3
* Improve diagnostic message when cpr header can't be opened.
* Add Communicator::split_by_type(), unit tests.
* Add support for PETSc-3.11.x.
* Quadrature:
-Don't pass p_level and type as parameters, use class members.
-Use get_order() everywhere instead of passing p_level.
-Add QNodal quadrature class.
-Fix const correctness issue in QJacobi.
-Fix some hard-coded long double precision literals.
-More digits for SEVENTH-order quadrature on TRIs.
* Always add block size for petsc matrix.
* Bug fix: Explicitly call SubFunctor::join() in SortAndCopy::join().
* Re-enable misc ex9 on non-PETSc builds.
* Switch signs of on-diagonal and off-diagonal entries for constraints.
* Ignore -Wstack-protector warnings in 3rd party code.
* Add LOG_SCOPE_WITH macro, supports use of custom PerfLogs.
* Bug fix: Clear old SLEPc solver before solving again.
* Bug fix: PointLocatorTree had bad definition of is_planar_xy
* PetscMatrix:
-Add local_m()
-Add local_n()
-Add get_local_size()
-Add reset_preallocation()
-Make mallocs uniformly an error.
* NumericVector: Add component-wise multiplication operator *=
* TriangleIO improvements:
-Add functions with a unit test for creating a hole from a mesh
-Regions support, toggle Triangle prints
-Add boundary marker capability
-Support disconnected enclosures
* Bug fix: Elem::second_order_equivalent_type().
* Generalize subdomain comparison for var groups.
* Add FEMContext::set_jacobian_tolerance().
* Bug fix: Avoid dangling reference in SparsityPattern::Build
* Bug fix: In FEMap, set 'failing' back to false after print_info().
* Add libmesh_cppunit.h file with unit test boilerplate to unit tests directory.
* Add/improve support for Real == float128 via boost::multiprecision.
* Add MONOMIAL_VEC fe type and associated example.
* Add DofObject::get/set_extra_datum(), non-integer DofObject data.
* If we build METIS ourselves, then install metis.h.
* Bug fix: Set the correct MPI communicator in VTKIO.