Updated Table Display with CSS Style

Obtained CSS style for the table from:
http://www.csstablegenerator.com/?table_id=3

Altered the php history function to support the style as well as
capitalized some letters. Also added the css style sheet called
style.css
Added proper history tags and renamed methods

Renamed to provide compatibility and updated from the content on the
projects.cs.dal.ca/geofit site