Sign-in form
Merge branch 'master' of github.com:gediminasgu/meterhub.com
Sign in and user menu implemented.
Authentication module implemented
Merge branch 'master' of github.com:gediminasgu/meterhub.com

Conflicts:
	assets/js/app.js
	feed/index.html
	signin/index.html
	user/index.html
Signup implemented