Major changes to classfile

Removed the strict  requirement of fancyhdr, multicol and hyperref.
Page numbering fixed to reflect grad studies changes. Page numbering
handled by custom pagestyles. Removed makecopyright and added it to
maketitle. Now a class option to turn on copyright. Fixed chapter
command for listof, theindex and thebibliography. Decreased the space
before chapter. Bibliography based on tocbibind package. Fixed theindex
chapter heading. Simplified thesis example.