Move the track vs. album artist fix from BrowseLibrary to the source of
the problem (albumsQuery)
Fix Perl 5.16 compatibility

utf8::decode(undef) would return an empty scalar '' instead of undef.
Don't use it without an input value!

This conversion was causing fwd/rew/pause and more buttons to fail on
web UI as well as IR remote and on-device.
Bump LMS to 7.7.4
Fix execution flag on scripts
Bug 18045 - show additional playlist buttons in search results

Need to read the allLinks cookie in xmlbrowser.html, too, as sometimes
we don't load the header.
Remove four letter word...
Fix perl 5.18 compatibility issue
Merge branch 'public/7.7' into public/10.0

Change-Id: Id0271dab97492dac4b75abfce55411aee7f3d031