Releases/Firefox 4.0b12

Firefox 4.0 Beta 12 is the twelfth of many planned beta milestones of Firefox 4.

It's out! (Feb 25 2011)
Get it here!

Who

step	owner	date	status
code freeze on mozilla-central	[Name]
candidate build(s) available	[Name]		[build1]
QA signoff	[Name]
relnotes published	[Name]
websites pushed	[Name]
release announced	[Name]		estimated