add back key support
issue #1847: Adding sources of Luajit2.0.1-hotfix, and adding android support.
Adding luajit iOS prebuilt library.
Updating Android.mk.
fix wrong buffer name
issue #1847: [iOS] Using LuaJit for HelloLua and TestLua.
issue #1847: Fix a typo in Ball.lua and Paddle.lua.
issue #1847: Updating Info.plist for TestLua, the package was updated: org.cocos2d-x.TestLua -> org.cocos2dx.TestLua.
issue #1847: Updating multi-platform-lua/proj.ios/HelloLua.xcodeproj.
issue #1847: Adding luajit library for win32.
update keypad support
issue #1847: Using luajit for win32.
fixed #1847: Updating template for iOS.
fixed #1847: -DCC_ENABLE_BOX2D_INTEGRATION ~> -DCC_ENABLE_BOX2D_INTEGRATION=1,
-DCC_ENABLE_CHIPMUNK_INTEGRATION ~> -DCC_ENABLE_CHIPMUNK_INTEGRATION=1.
Merge pull request #2383 from dumganhar/iss1847-lua-jit

fixed #1847: Adding luajit support for iOS, Android and Win32.
Merge pull request #2382 from wedteam/keypad-support

fixed #2057: [JSB] Adding response for back and menu keypad event for Android.
Update AUTHORS
Merge pull request #2381 from lgb/blackberry-compile-fix

fix compilation error in cocos2dx for BlackBerry PlayBook
Update AUTHORS