Fixing more user manual files so they compile, or are tagged as not compilable


git-svn-id: http://umple.googlecode.com/svn/trunk@4142 6ebf9d09-8eb1-0036-9d08-68c07d1b990a
Fixed issue 570. Changed the website layout to use a div-based float layout.
Removed a number of styling hack in the javascript by correcting the styling
in the css.


git-svn-id: http://umple.googlecode.com/svn/trunk@4143 6ebf9d09-8eb1-0036-9d08-68c07d1b990a