Add compatibility UUID to info.plist

Not sure what the deal here is, or if it will work for other people, but
I needed to add this to the plist in order to get Xvim to work with
Xcode 5 DP-3
Merge pull request #404 from gfontenot/gf-xcode-5

Add compatibility UUID to info.plist
Fix typo and add some style to the announcement in the README.
Merge pull request #418 from zachlatta/patch-1

Fix typo and add some style to the announcement in the README.
Build with LOGGER_DISABLE_DEBUG