Distribute vapi source files as well.
Distribute vapi source files as well.

svn path=/trunk/; revision=471

Pelagicore/Media-Manager-Rygel-patched,Pelagicore/Media-Manager-Rygel-patched,jku/rygel,Tarnyko/rygel,GNOME/rygel,Tarnyko/rygel,GNOME/rygel,GNOME/rygel,jku/rygel,Pelagicore/Media-Manager-Rygel-patched,luisbg/rygel