Adds the placeholder and required attributes to the {content} tag etc.
Rewrites the create_textarea method in CmsFormUtils,
Rewrite the create_textarea convenience method and CreateTextArea in the module api
CreateTextArea in the module api is now deprecated.
Minor fix to admin search
Clean up stub files in the plugins directory
Titles and tweaks to list tags.
Adds required attribute to a few content fields.


git-svn-id: http://svn.cmsmadesimple.org/svn/cmsmadesimple@8900 3d254a34-79dc-0310-9e5f-be208747d8a0