Better media cache name and don't fail on file copy errors
Fix the play toolbar spacing

To more closely match the mockups.
albumArtCache.js: copyrights update
Add space between play times

To more closely match the mockups.
Add "Matteo Settenvini" to the copyrights of albumArtCache.js due to his
large refactoring contribution
Album view layout updates

Ensure adequate padding between window edge and content. Don't let
the duration get too far from the track titles. Other minor layout
tweaks.

https://bugzilla.gnome.org/show_bug.cgi?id=699615

Signed-off-by: Seif Lotfy <seif@lotfy.com>
Fix redundant margin
Escape track titles before setting markup

Signed-off-by: Seif Lotfy <seif@lotfy.com>