Import patches-unapplied version 2.50 to ubuntu/precise

Imported using git-ubuntu import.

Changelog parent: 875daa3f44

New changelog entries:
  * Add Ubuntu Studio support.

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.50) precise; urgency=low
+
+  * Add Ubuntu Studio support.
+
+ -- Colin Watson <cjwatson@ubuntu.com>  Fri, 20 Jan 2012 20:51:04 +0000
+
 livecd-rootfs (2.49) precise; urgency=low
 
   [ Adam Conrad ]

live-build/auto/config

@@ -165,6 +165,11 @@ case $PROJECT in
 		COMPONENTS='main restricted universe multiverse'
 		;;
 
+	ubuntustudio)
+		add_task ubuntustudio-desktop ubuntustudio-generation ubuntustudio-recording ubuntustudio-font-meta ubuntustudio-graphics ubuntustudio-audio-plugins ubuntustudio-video
+		COMPONENTS='main restricted universe multiverse'
+		;;
+
 	base)
 		add_task install minimal standard
 		;;