add a very first implementation of JSJavaBridge
add jsj to runtime
Issue #5021: Fix cocos2d.h header path error
Issue #5021: Update auto bindings
add cc.reflection
add android link source in .project
add java source for java js bridge
Merge pull request #330 from joshuastray/js_java_bridge

issue #5018: add JSJavaBridge to call java method from javascript
Issue #5021: Add manual conversions
Issue #5021: Fix issue in manual binding
Issue #5021: Fix issue in auto binding
Merge branch 'master' of https://github.com/cocos2d/cocos2d-js
Issue #5021: Update cocos2d::math::XXX to cocos2d::XXX
Issue #5021: Update cocos2d::math::XXX to cocos2d::XXX in conversions
Feature #5018: Put js bridge initialization after the init of cc.sys
Issue #5021: Update submodules