Import patches-unapplied version 2.81 to ubuntu/quantal

Imported using git-ubuntu import.

Changelog parent: 100814c6b7

New changelog entries:
  * live-build/auto/config: Disable zsync for BINARYFORMAT=iso*|usb* builds.

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.81) quantal; urgency=low
+
+  * live-build/auto/config: Disable zsync for BINARYFORMAT=iso*|usb* builds.
+
+ -- Colin Watson <cjwatson@ubuntu.com>  Thu, 30 Aug 2012 23:44:33 +0100
+
 livecd-rootfs (2.80) quantal; urgency=low
 
   * add pvr-omap4 driver to omap4 image builds for everything but

live-build/auto/config

@@ -153,6 +153,7 @@ case $BINARYFORMAT in
 		BINARY_IMAGES="$BINARYFORMAT"
 		MEMTEST=memtest86+
 		BOOTLOADER=syslinux
+		OPTS="${OPTS:+$OPTS }--zsync=false"
 		;;
 esac