libscratchcpp 0.10.0

Breaking changes:

• Added target parameter to Script::runHatPredicate().
• Changed return type of IEngine::broadcast() (#555).
• Improved broadcast API for case insensitive names (#560).
• Removed Scratch version API for faster project loading (#496).

Non-breaking changes:

• Added target property to Sound.
• Fixed playback of sound clones (#538).
• Added project stopped signal to IEngine (#515).
• Added global volume API (#501).
• Implemented the "when touching object" event block (#91).
• Fixed questions not hiding when the script with the ask block stops (#486, #487)
• Fixed text bubbles not hiding when the project stops (#468).
• Fixed graphic effects not resetting when the project stops (#460).
• Added API for top level block position (#181).
• Added API for unsupported blocks used in loaded projects (#474).
• Optimized project loading.
• Fixed projects with variables/lists with duplicate ID not loading correctly (#567).
• Implemented sound effects (#303, #342, #343, #86, #85, #87).
• Sprites now move to front when startDragging() is called (#537).

Full Changelog: v0.9.0...v0.10.0