GOOGLE NEXUS 7 TOOLKIT V4.0.0 [5TH DEC 2012] RELEASED!!
ToolKit v4.0.0 (5th November 2012)
+Added support upto JB 4.2.1 for wi-fi only model
+Added support upto JB 4.2.1 for gsm/hspa+ model
+Updated SuperSU to 0.99 (thanks to chainfire)
+Added stability to all root routines (any previous root files are deleted before root is installed)
+Updated cwm Touch Recovery to 18.104.22.168 (adb sideloading supported)
+Updated twrp Recovery to 22.214.171.124
+Added option to install root files via adb sideload in recovery
+Added (are you already unlocked) question to 1-CLICK for quicker run time
+Added all google images to download/flash section (uploaded to my goo.imdeveloper page so they wont be broken)
+Added choice to format/leave userdata partition when flashing google image
+Added boot Stock Recovery to boot options
+Updated version checker to work on future updates
Lots and lots of updates and improvements to this version.
Toolkit Thread: http://goo.gl/9NL3u