Update license to GPLv3 SoundRecorder originates from Android-SoundRecorder[1], licensed under the GPLv3 license. We must use its license since this is a derivative work. References #67. [1] https://github.com/MohammadAG/Android-SoundRecorder
- changed color of indicator on toolbar tabs for pre-Lollipop devices - changed default file name for recordings - fixed toolbar text colors on pre-Lollipop devices - fixed seekbar color on PlaybackFragment.java for pre-Lollipop devices