Updated vad library version

Added back Version Code and Version Name

Updated JavaDoc for all files

Refactoring removed unused test files

Updated description

Split libraries to different modules and added Yamnet VAD.

Updated library version.

Merge remote-tracking branch 'origin/main'

Upgraded all libraries

Added commends for every method in Vad.java
Removed andoridx.appcompat from VAD project
Renamed Vad.isContinuousSpeech to Vad.addContinuousSpeechListener
Fixed issue with wrong Frame Sizes in MainActivity.java

added android maven plugin