Dodadena klasa User i dopolneta signup
zavrsen signup i login
Pull request
Merge branch 'master' of https://github.com/FrosinaS/KlubNaCitateli into FrosinaS-master

Conflicts:
	KlubNaCitateli/Web.config

Signup, Login i Search
web.config modificiran
Merge branch 'FrosinaS-master'