numerous minor fixes.


git-svn-id: http://svn.cmsmadesimple.org/svn/cmsmadesimple@9153 3d254a34-79dc-0310-9e5f-be208747d8a0
More work on content blocks, and stylesheets and wysiwyg editors.


git-svn-id: http://svn.cmsmadesimple.org/svn/cmsmadesimple@9154 3d254a34-79dc-0310-9e5f-be208747d8a0
more popup help.


git-svn-id: http://svn.cmsmadesimple.org/svn/cmsmadesimple@9155 3d254a34-79dc-0310-9e5f-be208747d8a0