Import patches-unapplied version 2.51 to ubuntu/precise

Imported using git-ubuntu import.

Changelog parent: 7e0ed1eec6

New changelog entries:
  * BuildLiveCD: Accept ubuntustudio-dvd as a valid project.

BuildLiveCD

@@ -89,7 +89,7 @@ esac
 
 for arg in "$@"; do
     case "$arg" in
-	*ubuntu|*ubuntu-dvd|kubuntu-mobile|kubuntu-netbook|ubuntu-lpia|ubuntu-mid|ubuntu-umpc|ubuntu-mobile|ubuntu-netbook|ubuntu-moblin-remix|mythbuntu|base|tocd|ubuntu-headless|ubuntu-server|ubuntu-core)	;;
+	*ubuntu|*ubuntu-dvd|kubuntu-mobile|kubuntu-netbook|ubuntu-lpia|ubuntu-mid|ubuntu-umpc|ubuntu-mobile|ubuntu-netbook|ubuntu-moblin-remix|mythbuntu|ubuntustudio-dvd|base|tocd|ubuntu-headless|ubuntu-server|ubuntu-core)	;;
 	*)
 	    echo "bad project: $arg" >&2
 	    exit 2

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.51) precise; urgency=low
+
+  * BuildLiveCD: Accept ubuntustudio-dvd as a valid project.
+
+ -- Colin Watson <cjwatson@ubuntu.com>  Fri, 20 Jan 2012 23:23:48 +0000
+
 livecd-rootfs (2.50) precise; urgency=low
 
   * Add Ubuntu Studio support.