lua runtime version 1.1.2
Merge pull request #2 from chukong/lua-runtime

Merge pull request #3 from chuanweizhang2013/lua-runtime
Merge branch 'lua-runtime' of https://github.com/chuanweizhang2013/cocos-runtime-bin into lua-runtime
Merge pull request #4 from chuanweizhang2013/lua-runtime

update runtime