This commit fixes backend changes for :
1.Login
2.Signup
3.Change Password
4.Reset Password.

Issues:
1. https://github.com/TeamMentor/Master/issues/926
2.https://github.com/TeamMentor/Master/issues/171
3.https://github.com/TeamMentor/Master/issues/303
4.https://github.com/TeamMentor/Master/issues/267
5.https://github.com/TeamMentor/Master/issues/363
6.https://github.com/TeamMentor/Master/issues/773
Minor change to remote Resharper Annotation