Initial Commit to EditUser Branch

This commit includes a brand new Edit User View, changes made to the
User model and changes to the account controller for Edit User GET, POST
and form buttons.
Second Commit

Includes .css file for form layout. Major changes to Account Controller,
View Model added with custom Data Annotations. View updated to accept
new View Model.
EditUser: Fixed merge conflicts.
EditUser: New files added reflected in project settings.
New files will appear in solution explorer under project in their respective folders.
EditUser: Updated hardcoded UserID to work with WebSecurity.
Also changed the database context of a couple of methods to use the one instatiated by the controller class,
instead of the methods instantiating their own.
Merge pull request #23 from jarradm/EditUser

Edit user