update login check module with latest version
cleaning imports
cleaning shit 2
updating gruntfile for fonts
updated angular-matter-ui with forms
implements angular-matter-ui in signin view
update signin controller
updated general navbar styles for matter-ui
remove old implementation of material design
remove admin from controller name

Ugly and this app only works for admins anyway
change input[type=submit] for button

For html insertion purpose (like loading icon, …)
add font awesome 4.2.0
set back angular from 1.3 to 1.2.26
update bower.json with good values
add loading state on signin view
updated directives with icons
added some colors
added a wonderful matter title, lol
update view with new icons attr format
added Charjs dependency