Merge pull request #4 from pandamicro/develop

Issue #3897: Make Constructors public in Cocos2d-JS
Label:fixed shadow offset didn't consider 'contentScaleFactor'
Fix ActionObject memory leak bug
Remove NativeActivity
update test case
update test case.
closed #3804: Change Image private function and variable to protected, for the subclasses can use them.
closed #4513: change 1.0 to 1.0f to avoid the warning.
Merge pull request #5942 from Dhilan007/develop_label2

label: 1) change default value of anchor point to Middle.
2) Shadow offset and outline size passed to new Label consider 'contentScaleFactor'
Update CCActionManagerEx.cpp

modify intent
Merge pull request #5806 from Dhilan007/develop_reImplementationWithLabel

issue #3821: Uses new label instead of LabelTTF in engine.
Merge pull request #5944 from aeonmine/develop

Fix a memory leak in ActionManagerEx::initWithDictionary.
[AUTO]: updating luabinding automatically
Update CHANGELOG [ci skip]
Merge pull request #5947 from CocosRobot/update_lua_bindings_1395726548

[AUTO]: updating luabinding automatically
Update AUTHORS [ci skip]
Merge pull request #5941 from LoungeKatt/patch-1

Corrected a mistake of building android project in README.md.
Update AUTHORS [ci skip]
Merge pull request #5940 from boyu0/iss4513_particle_readd_bug

closed #4513: Particle doesn't animate when it was removed and re-added to another node.
Merge pull request #5946 from boyu0/iss3804_change_image_private_to_protected

closed #3804: Change private functions and variables in Image class to protected, since its subclasses may need them.