ArmAmp Music Player

2017.06.15:
- now only androids 4.1 or higher are supported
- added an option to cache remote streams on a disk (by default disabled)
- added a filter in the file browser
- added seeking to an exact time
- dropbox implementation is using a new API
- changed google drive authorization
- more than 1000 files can be shown in a google drive's folder
- a large buffer size doesn't slow down UI
- native http library replaced by okhttp3
- added a text size limit in selection info
- ...