* Add system font overflow
1. currently only iOS, Mac and Android platform are supported
add mac label overflow shrink
modify system font overflow test
fix warning and possible memory leaks
add ios system label overflow support
add iOS system font overflow support
fix iOS system font overflow
fix Mac System font overflow
add android system font clamp
add Android system font shrink
cleanup iOS shrink related code
fix Android system font clamp
add core text to project template
fix iOS tests project
fix mac and iOS shrink
improve iOS and Mac clamp feature
fix header file include path
* modify the comments, make it more clearer
- Added c++_shared (LLVM) to Android toolchain options. Fixed AndroidNdkGdb.cmake.
- Fixed includes when not using prebuilt libs. Added option to use sources in external when not using prebuilt libs.
- Added option in CMake to be able build Box2D without using it as physics library in cocos2d-x (similar to what is done in the Visual Studio solution).
* Modified the layer follow action class to include a horizontal (x) and vertical (y) offset on the screen from which the node is to be followed.
* Added offsetX and offsetY parameters in Follow::clone() method.
* Added test case for follow action with offset.
* Made changes to the test case on follow action with offset.
* Added new createWithOffset function to create a follow action with offset.
* Modified the test case for followWithoffset to use the newly added createWithOffsets function for follow action.
* Refined the code for creating follow action with offsets.
* Modified test case for follow with offset as per updated create method.
* Code refined in createWithOffset method of follow action.
* Refined AppController.mm,RootViewController.mm and HelloWorldScene.cpp to load the cocos2d-x scene more effectively.Also included the procedure to dismiss the game scene and navigate back to iOS screen.
* Testcase for CCS 1.6 animations with only one frame
* Removed extra comma
* Removed conflict garbage
* Removed old code
* Create new Test section Cocos Studio > Issues
* update ccs-res submodule
* Fixed Back button visibility
* Fixed wrong behavior of "cc.isObject" function for undefined and null values.
* Simplify 'cc.isObject' function
* Remove double return in 'cc.isObject'
minggo