Don't show share button on share account.
Add support for magic /img/foo URLs.
Add safe-search flag.
Update to latest jquery-turtle
Fix proxy logic.
Fix proxying for urls that end with gif, jpg, etc.
Allow turtlebits.js to defer to a preexisting CoffeeScript; and update to latest.
Generalize 'gym' to include 'animate' also.
Bowercopy update ice.
Merge branch 'master' into new-ice-editor

* master:
  Generalize 'gym' to include 'animate' also.
  Allow turtlebits.js to defer to a preexisting CoffeeScript; and update to latest.
  Fix proxying for urls that end with gif, jpg, etc.
  Fix proxy logic.
  Update to latest jquery-turtle
  Add safe-search flag.
  Add support for magic /img/foo URLs.
  Don't show share button on share account.