issue #3498: commit jsruntime
issue #3498: commit jsruntime
add mac Simulator
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into jsruntime
delete main.cpp
lower-case for StartRuntime and ReloadRuntime
Merge pull request #5327 from chuanweizhang2013/jsruntime

issue #3984: Adds JS runtime and project-creator supports creating JS runtime.