Update cocos2d_specifics.cpp

fix bug about scheduler, if this value is -1, it will work all right in Emulator, but run error in real device, just call one time.
Fix a memory leak in Set::removeAllObjects.
The set maintains a strong reference to all objects so release() should be called whenever something is removed from the set.
issue #2768:Add Armature lua binding and releated test samples
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into Armature

Conflicts:
	extensions/cocos-ext.h
issue #2768:Add a newline
issue #2768:Modify testlua and hellolua sample's linux mayflies.
particle designer2.0 support
Small fixes to comply with C++ best practices

Small fixes to comply with C++ best practices
Fixing SchedulerTest crash. We need to invoke parent's onExit in subclass::onExit.
Updating MutiTouchTest.cpp. Adding title. Removing unused codes.
Merge pull request #3709 from dumganhar/iss2087-new-event-dispatcher

Fixing SchedulerTest crash. We need to invoke parent's onExit in subclass::onExit.
restore AccelerometerTest
Merge pull request #3706 from ricardoquesada/cpp_best_practices

Small fixes to comply with C++ best practices
Merge pull request #3710 from Dhilan007/develop

restore AccelerometerTest
Making cc.registerTargetDelegate and cc.registerStandardDelegate compatible with Cocos2d-html5.
Merge pull request #3712 from dumganhar/register-touch

Making cc.registerTargetDelegate and cc.registerStandardDelegate compatible with Cocos2d-html5.
Icon is prerenderer
Adds iOS7 icons in SimpleGame and HelloCpp
Adds iOS7 icons to ios template
unifies ios and mac templates into one.

iOS and Mac templates unified into one Xcode project.

It is much easier to mantian an to develop games by having everything in one Xcode project