Make markdown highlighting less god-awful slow
Easy to grep for "what's causing these ^I ?"
Default to async it()

It's easier to debug an async it() block that doesn't have it completion
called than a synchronous block running async tests.  Of course, that's
why you watch your tests fail.  :)

Provide a synchronous version if desired.
Merge branch 'master' of github.com:elliotf/vim-config