Git: squelch push.default warning
Git: squelch push.default warning

I mentioned that this might be necessary in 8f8c000, and sure enough, it
is...

wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent