Fix dark theme
Add option to only build native libs
Remove app name in WheelView library
gradle build system

Working from cli or from Android Studio

'./gradlew tasks'  to see all options
'./graldew installDebug' to build and install a debug version of VLC

compile.sh is still working, you can still build apks with it.
Move libvlc to a separate folder
maintain Makefile to build libvlc with compile.sh
Also clean libraries from the old folder