update

Update colors.xml

Create fragment_record.xml

Update activity_sound_recorder.xml

Create record_progress_bar_background.xml

Create record_progress_bar.xml

Create microphone.png

Create RecordFragment.java

Create SoundRecorder.java

Create MyTabAdapter.java

Delete SoundRecorderActivity.java

Create refs.xml

Update MainActivity.java

Create FileViewerFragment.java

update gridle build