[KIL] The theme files were copied to the themes directory (r52563
to r52577), so these files in styles should be removed.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52672 b456876b-0849-0410-b77d-98878d47e9d5
[KIL] The files in styles/layout/ are now in themes/base_files/ , so styles/layout can be removed.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52673 b456876b-0849-0410-b77d-98878d47e9d5