Allow write access for GDDListModel's properties

Author: larrytin

GDDataDrivenView.podspec

@@ -66,8 +66,6 @@ TODO: Add long description of the pod here.
   end
 
   s.subspec 'Model' do |sp|
-    sp.dependency 'Protobuf', '~> 3.0'
-
     sp.source_files = 'GDDataDrivenView/Classes/Model/**/*', 'GDDataDrivenView/Classes/Service/**/*'
   end
 end

GDDataDrivenView/Classes/Model/GDDListModel.h

@@ -1,12 +1,10 @@
 #import "GDDModel.h"
 
-@class GPBMessage;
-
 @interface GDDListModel<__covariant ObjectType> : GDDModel
 
-@property(nonatomic, readonly) NSArray<ObjectType> *results;
-@property(nonatomic, readonly) NSString *nextCursor;
+@property(nonatomic) NSArray<ObjectType> *results;
+@property(nonatomic) id nextCursor;
 
-- (instancetype)initWithResults:(NSArray *)results response:(GPBMessage *)response;
+- (instancetype)initWithResults:(NSArray *)results;
 
 @end

GDDataDrivenView/Classes/Model/GDDListModel.m

@@ -1,28 +1,16 @@
 #import "GDDListModel.h"
-#import "GPBMessage.h"
 
 @interface GDDListModel ()
-@property(nonatomic, readonly) GPBMessage *response;
 @end
 
 @implementation GDDListModel
 
-- (instancetype)initWithResults:(NSArray *)results response:(GPBMessage *)response {
+- (instancetype)initWithResults:(NSArray *)results {
   self = [super init];
   if (self) {
     _results = results;
-    _response = response;
   }
 
   return self;
 }
-
-
-- (NSString *)nextCursor {
-  if ([self.response respondsToSelector:@selector(hasNextPage)] && ![[self.response valueForKey:@"hasNextPage"] boolValue]) {
-    return nil;
-  }
-  return [self.response respondsToSelector:@selector(pageContext)] ? [self.response valueForKey:@"pageContext"] : nil;
-}
-
 @end

GDDataDrivenView/Classes/Model/GDDModel.h

@@ -1,9 +1,4 @@
-//
-// Created by Larry Tin on 16/9/26.
-//
-
 #import <Foundation/Foundation.h>
 
-
 @interface GDDModel : NSObject
 @end

GDDataDrivenView/Classes/Model/GDDModel.m

@@ -1,10 +1,5 @@
-//
-// Created by Larry Tin on 16/9/26.
-//
-
 #import "GDDModel.h"
 
-
 @implementation GDDModel {
 
 }

GDDataDrivenView/Classes/Service/GDDPagedListService.h

@@ -1,7 +1,3 @@
-//
-// Created by Larry Tin on 16/9/30.
-//
-
 #import <Foundation/Foundation.h>
 #import "GDDListService.h"
 

GDDataDrivenView/Classes/Service/GDDRpc.h

@@ -1,7 +1,3 @@
-//
-// Created by Larry Tin on 16/9/30.
-//
-
 #import <Foundation/Foundation.h>
 
 @protocol GDDRpc