Fix for drag-dropping items in Ranked votes

We fixed the dragging into the selection area, but not dragging back
out again.
Allow Google login

Allows the user to login with a google account, and extracts their name
as a login.
Merge pull request #77 from tpkelly/develop

Fix for drag-dropping items in Ranked votes
Use google platform require
Merge pull request #80 from tpkelly/feature/google-login

Google login
Merge branch 'develop' of https://github.com/Generic-Voting-Application/voting-application into feature/chat-2

Conflicts:
	VotingApplication/VotingApplication.Web.Api/Partials/Poll.html
	VotingApplication/VotingApplication.Web.Api/Scripts/Poll.js