Merge pull request #37 from kyoushuu/master

Path fixes
Fix set_block for LoadMoreButton and make switching to songsview
not crash
Add fixes to albumArtCache

Signed-off-by: Seif Lotfy <seif@lotfy.com>
Add fixes to view (so the other views show up)

Signed-off-by: Seif Lotfy <seif@lotfy.com>
Other small fixes to widgets