refs #466: display smaller image dialog box when editing description
refs #466: edit description changes to match mockup
refs #466: made image selection more like mockup in image dialog box
refs #466: if image is too big, we resize it to fit the available real estate.
refs #466: tighten css for description hover effect
refs #466: use max-height css attribute to control image size in image dialog box
Merge branch 'master' into ticket466
refs 466: do not display the img/@src text input when editing the description
Merge pull request #39 from oerpub/ticket466

Ticket466