Csstidy fixes

Csstidy fixes

Most important, allow multiple declarations of a property within a
single CSS declaration.  Allows us to take advantage of CSS hacks
without splitting CSS files into 8 different versions based on browser
type.
While here, start cleaning these files up (i.e. disable
logging, since it is not used anywhere and is just wasting memory).
This can be cleaned up more - there are definitely things going on in
here that are eating up memory, for example.