Issue #5096: Performance Optimization of cc.Node.sortAllChildren
Merge pull request #1857 from VisualSJ/develop-5-15

Issue #5096: Performance Optimization of cc.Node.sortAllChildren
Merge pull request #1858 from musikov/develop

fixed fontloader's types
Issue #5214: Add checking the file and moving log text
Merge pull request #1859 from VisualSJ/develop-5-15

Issue #5214: Add checking the file and moving log text
Issue #5216: CCEventExtension is missing of build.xml
Merge pull request #1860 from VisualSJ/develop-5-16

Issue #5216: CCEventExtension is missing of build.xml
Delete .gitmodules file
Merge pull request #1862 from VisualSJ/develop-5-19

Delete .gitmodules file
Issue #5096: Performance Optimization of cc.Sprite.sortAllChildren
Merge pull request #1863 from VisualSJ/develop-5-19

Issue #5096: Performance Optimization of cc.Sprite.sortAllChildren
Issue #4986: Fix a bug that repeat rotation error
Merge pull request #1866 from VisualSJ/develop-5-20

Issue #4986: Fix a bug that repeat rotation error
Closed #5249: Debugger module is not properly replace the %s
Merge pull request #1867 from VisualSJ/develop-5-20

Closed #5249: Debugger module is not properly replace the %s
Issue #5254: uiReader not set the opacity
Merge pull request #1868 from VisualSJ/develop-5-20

Issue #5254: uiReader not set the opacity
Issue #4986: Fix a bug that the rotation parameters error
Issue #5254: Fix a bug that the _formOpacity parameters error
Issue #3943: Fix a bug that EaseElasticInOut.reverse error