Added external style sheet
update css for login page
added logo to nav

I justed change the nav bar padding and added the UML_Gen log to the
nav bar.
deleted old upload views file

Since I recreated the upload views in the controller directory, we no
longer needed this file.
fixed naming conventions and internal linkes

renamed several view files to follow proper naming convention.  Update
the home page links in the pages.  Fixed the create new user link that
takes user to the new user form. Added new nav bar to serveral pages.