Updates bindings-generator.
Merge pull request #15 from chuanweizhang2013/master

lua template default
Merge pull request #16 from dumganhar/master

Updates bindings-generator.
[AUTO] : updating luabinding automatically
Merge pull request #17 from CocosRobot/updategeneratedsubmodule_1393510131

[AUTO] : updating luabinding automatically
[travis ci] Updates generate-bindings.sh.
Merge pull request #18 from dumganhar/master

[travis ci] Updates generate-bindings.sh.
[AUTO] : updating luabinding automatically
Merge pull request #19 from CocosRobot/update_lua_bindings_1393512739

[AUTO] : updating luabinding automatically
close #4131:Update api template files and submodule.
close #4131:Update the submodule.
close #4131:Reset the api template that are generated automatically
Merge pull request #21 from samuele3hu/tip_generator

close #4131:Update the submodule.
[AUTO] : updating luabinding automatically
Merge pull request #22 from CocosRobot/update_lua_bindings_1393571917

[AUTO] : updating luabinding automatically
issue #3401: fix physics lua binding.
issue #3401: add lua contact test
issue #3401: add lua physics position/rotation test
Merge pull request #23 from boyu0/iss3401_physics_binding

issue #3401: physics binding
[AUTO] : updating luabinding automatically