[Android] Tag 1.7.1 : VLC for Android 1.7.1

[git at videolan.org]

[vlc-android] [branch: refs/tags/1.7.1]
Tag:    a6b0594ab349c3432b61d4357e97a64edad9b355
> https://code.videolan.org/videolan/vlc-android/commits/a6b0594ab349c3432b61d4357e97a64edad9b355

Tagger: Jean-Baptiste Kempf <jb at videolan.org>
Date:   Mon Dec  7 14:24:56 2015 +0100

VLC for Android 1.7.1

This is a bugfix release on 1.7.0 targetting at some seeking deadlocks and
sound loss, and minor crashes in the application