Cantos de aves silvestres

- The new version has a total of 45 birds.
- Fixed the error by putting any sound as notification and call tone on Android 6 and later.
- Added the possibility of listening to the sounds with the screen off.
- Added description of all birds (appears when sliding the bottom bar up).
- A redesign of the application has been carried out.
- Reduction of unnecessary permissions.
- Reducing the size of the app.
- Removed annoying ads.