[2.1.5] Fixing a typo: EVNET_ --> EVENT_
[2.1.5] Re-order of recovering GL status in jni/xxx/main.cpp.
Update the configuration files of JS Binding in plugin.
Merge pull request #2 from natural-law/master

Update the configuration files of JS Binding in plugin.
Remove JS binding & samples of plugins.
Solve the error during ndk-build when ndk version is r9b & later.
Merge pull request #19 from natural-law/master

Update the plugin protocols code & samples.
update