[build] more version crack in configure.ac
[build] more version crack in configure.ac

Made it easy for builds to be tagged as alpha, beta, rc, etc. when
I need a tarball build for testing, packaging, etc that may find
itself in some public channel before an actual upstream release.

lamalex/Banshee,Dynalon/banshee-osx,dufoli/banshee,babycaseny/banshee,mono-soc-2011/banshee,Dynalon/banshee-osx,allquixotic/banshee-gst-sharp-work,GNOME/banshee,GNOME/banshee,Carbenium/banshee,GNOME/banshee,dufoli/banshee,directhex/banshee-hacks,Carbenium/banshee,arfbtwn/banshee,ixfalia/banshee,GNOME/banshee,mono-soc-2011/banshee,allquixotic/banshee-gst-sharp-work,directhex/banshee-hacks,stsundermann/banshee,allquixotic/banshee-gst-sharp-work,dufoli/banshee,arfbtwn/banshee,stsundermann/banshee,ixfalia/banshee,allquixotic/banshee-gst-sharp-work,arfbtwn/banshee,Carbenium/banshee,eeejay/banshee,petejohanson/banshee,mono-soc-2011/banshee,babycaseny/banshee,stsundermann/banshee,stsundermann/banshee,petejohanson/banshee,babycaseny/banshee,Carbenium/banshee,arfbtwn/banshee,eeejay/banshee,lamalex/Banshee,lamalex/Banshee,ixfalia/banshee,Carbenium/banshee,eeejay/banshee,lamalex/Banshee,ixfalia/banshee,ixfalia/banshee,dufoli/banshee,dufoli/banshee,directhex/banshee-hacks,Dynalon/banshee-osx,Carbenium/banshee,arfbtwn/banshee,eeejay/banshee,babycaseny/banshee,ixfalia/banshee,arfbtwn/banshee,stsundermann/banshee,mono-soc-2011/banshee,GNOME/banshee,Dynalon/banshee-osx,arfbtwn/banshee,stsundermann/banshee,GNOME/banshee,Dynalon/banshee-osx,stsundermann/banshee,petejohanson/banshee,stsundermann/banshee,arfbtwn/banshee,mono-soc-2011/banshee,ixfalia/banshee,petejohanson/banshee,ixfalia/banshee,babycaseny/banshee,babycaseny/banshee,babycaseny/banshee,dufoli/banshee,directhex/banshee-hacks,directhex/banshee-hacks,lamalex/Banshee,mono-soc-2011/banshee,GNOME/banshee,Dynalon/banshee-osx,dufoli/banshee,directhex/banshee-hacks,allquixotic/banshee-gst-sharp-work,petejohanson/banshee,eeejay/banshee,petejohanson/banshee,allquixotic/banshee-gst-sharp-work,dufoli/banshee,GNOME/banshee,mono-soc-2011/banshee,lamalex/Banshee,Dynalon/banshee-osx,Dynalon/banshee-osx,babycaseny/banshee