Remove 'Load More' button from artists

https://bugzilla.gnome.org/show_bug.cgi?id=724016
Skip special symbols when handling searchbar trigger on type

Partially fixes https://bugzilla.gnome.org/show_bug.cgi?id=723942
Disable Search and Select buttons in No Music view

https://bugzilla.gnome.org/show_bug.cgi?id=708154
Don't draw spinners for albums

https://bugzilla.gnome.org/show_bug.cgi?id=723765
Fix missing Artists list
Redraw view after new pixbuf was added
Skip current track when shuffling tracks

https://bugzilla.gnome.org/show_bug.cgi?id=721297
Make size requests less to fix half-maximized size on most notebooks

https://bugzilla.gnome.org/show_bug.cgi?id=700022
Don't reload the media after the song was paused

Fixes https://bugzilla.gnome.org/show_bug.cgi?id=707744
Release 3.10.3
Post-release version bump