Added client-side form validation for sign-up
Added error messages on sign up page
Merge branch 'master' of https://github.com/cardsforhumanity/cardsforhumanity
Added support for choose-avatar page on social network signin
Fixed links in sign up page
Renamed sign.html to signup to avoid confusion
Removed button to create game with friends within game
Merge branch 'master' of https://github.com/cardsforhumanity/cardsforhumanity

Conflicts:
	public/views/index.html
Added error message to sign in page
Merge pull request #100 from mrngoitall/master

Fixing various sign-in flow issues