Redid a bit of CSS on the compose box
Added _nice_name Jinja extension to trim unruly from as per #648
Added the .contains javascript global String function
Added default 'density' CSS class to sidebar & search results
Commented out Compose autosave, as I've been working to refine it more... it wasn't ready for prime time, sorry dudes & dude-ettes :/
Minor tweaks to HTML text converter