Add user check to match input to logged data.  Working towards checking user input to backend database.
got login button to go to new screen post-login
reverted changes to avoid merge conflict in storyboard
Merge branch 'master' of https://github.com/red-spotted-newts-2014/Im-In into login_authenticate
merge
Reformatted the error message to display in the center of the ios device
Merge pull request #53 from FahiaMoh/login_authenticate

Login authenticate