added public/private icons, updated style in general.
updated /help style.
fix .entry style
do not load JS on /edit.
remove comments from /entry template
added highlightClicked() for playlists.
move special .entry CSS to static/special.css
fixed leaflet JS include in layout template.
added image gallery JS.
fix image gallery JS/CSS.
changed list_gallery to more general match_gallery.
updated help for image gallery support.
moved gallery JS+CSS to static/gallery.{js,css}
include gallery JS+CSS if 'galleryjs' in entry.text
update help for galleryjs support.
add galleryjs to help view. public,private control images.