added hideTitleBar (doesn't work in simulator though)
removed log in categoriescontroller
renamed feeds controller
added goals controller and model
renamed feeds to feed - there's only one, right :)?
removed goal references from settings controller
adding goals and viewing goals works
Merge branch 'master' of https://github.com/h10r/kth-expense-tracker

Conflicts:
	app/partials/feed/feed.html
	app/partials/nav-bar-bottom.html