Add copyright information for fix-ftbfs-with-libav10.patch
Imported Upstream version 1.6.0
Merge tag 'upstream/1.6.0'

Upstream version 1.6.0

# gpg: Unterschrift vom Sa 20 Sep 2014 08:47:30 CEST mittels RSA-Schlüssel ID 6E7EC5BB
# gpg: Korrekte Unterschrift von "Daniel Schaal <farbing@web.de>"
Remove libav10 ftbfs patch, applied upstream
Modify build dependencies and rules to use qt5
Update copyright file for 1.6.0
release 1.6.0-1