Attempt to correct Mac Super key binding

Not resolved fully, but Hyper key (fn) now works.
Updated .gitignore

Trying to ignore ac-comphist.dat
Unsure what this file is for...expect it's not necessary to my .emacs
config.
Merge branch 'master' of https://github.com/thadeej/emacs.d

Conflicts:
	.gitignore

Fix out of sync .emacs git