* remove import-add-path
* add module path into gradle
* modify PROP_BUILD_TYPE to ndk-build for tmp test
* import-module uv into ndk-build scripts
* part lib rename in Android.mk
* fix build path error on Lua&JS test project
* shorten all libs name, except external libs related
* "_static" suffix isn't necessary, since all internal build is static
* little catch
* re-change to cmake as default build type
* add both build type into Travis for android
* update external libs name
* fix gradlew cmd error
* update external config