merge from tags branch

Patches applied:

 * walters@rhythmbox.org--2003b/rhythmbox--tags--0.7--base-0
   tag of walters@rhythmbox.org--2003b/rhythmbox--mainline--0.7--patch-66

 * walters@rhythmbox.org--2003b/rhythmbox--tags--0.7--patch-1
   rename RBPlayer to RBHeader

 * walters@rhythmbox.org--2003b/rhythmbox--tags--0.7--patch-2
   she compiles...barely

 * walters@rhythmbox.org--2003b/rhythmbox--tags--0.7--patch-3
   she boots and plays...

 * walters@rhythmbox.org--2003b/rhythmbox--tags--0.7--patch-4
   kill off more monkey-media cruft, fix up gint64 bits, other bugs