vim: add .git to wildignore patterns
vim: add .git to wildignore patterns

Now that Command-T uses wildignore as a basis for excluding paths need
to beef up the wildignore setting a little.

Signed-off-by: Wincent Colaiuta <c76ac2e9cd86441713c7dfae92c451f3e6d17fdc@wincent.com>

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