Clen up unsed classes and resources

wise-webapp/src/main/resources/messages_en.properties

@@ -4,22 +4,14 @@ NAME=Name
 DESCRIPTION=Description
 ADD=Add
 VIEWERS=Viewers
-USER_REGISTRATION=User Registration
-SEND_ME_A_NEW_PASSWORD=Send Me A New Password
 CANCEL=Cancel
 FIRSTNAME=First Name
-LASTNAME=Last Name
 EMAIL=Email
 HELP=Help
 LOGOUT=Logout
 PASSWORD=Password
-NEW_PASSWORD=New password
-CONFIRM_NEW_PASSWORD=Confirm new password
 DELETE__ACCOUNT=Delete My Account
-MY_WISEMAPS=My Wisemaps
-RETYPE_PASSWORD=Retype Password
 REGISTER=Register
-REMEMBER_ME=Stay signed in
 SIGN_IN=Sign In
 SIGN_UP=Sign Up
 ACCOUNT=Account