Initial commit
editable directive improvements

remove jquery dependency

use native angular directives instead of $.bind
Implemented crud for items and summary view
Introduce sass

add delete touch event
restyle
Cleaning up styles

implemented tips
Semi implemented gratuities abstraction
Added hammer angular wrapper
Summary page
relative links and started config section
Added gitignore for sass-cache
Merge branch 'item-centric' into gh-pages

Conflicts:
	index.html
	lib/css/.sass-cache/9669e3d34786c2f1bb2927c86fa490c19cc6ea1b/bills.scssc
	lib/css/bills.css
	lib/css/bills.scss
	main.js