Vim: use wildmenu for completion
Vim: use wildmenu for completion

Instead of a textual list, use the wildmenu for completion. This
provides a better UI for navigation (up/down to traverse directories,
tab again to complete to longest match, enter to accept match etc).

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

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