Remove .full-section-inner now, as well as rename the .full-section to .invert-color
Default grunt task is without the connect:open
Update grunt devDependencies
Update Gruntfile to not autoprefix the minified version since it is about to be compiled from unminified anyways
Update normalize.scss and load-grunt-tasks
Merge branch 'background'

Conflicts:
	css-sass/_themes.scss
	css/styles.css
	css/styles.css.map
	css/styles.min.css