Merge branch 'profile-fixups' into 1.0.x

Merge branch 'profile-fixups' into 1.0.x

* profile-fixups: (46 commits)
  * Extended profile - make cloned datefields work correctly with calendar popup * Validate URLs
  More style for profile edit.
  Extended profile - don't show empty company entry in view
  Extended profile - linkify related URLs added by the user
  Extended profile - fix some issues saving and displaying dates
  Extended profile - don't check end date if experience entry has current checked
  Extended profile - allow adding more than one website
  Small smattering of pixie dust
  Extended profile - fix regression whereby if there was only one item, you could still delete it!
  Remove supersizeme class as appropriate.
  Extended profile - hide add button when not needed (regression)
  Extended profile - add fancy JQuery UI confirm dialog when deleting items
  Extended profile - add fancy datepicker widgets
  Extended profile - prettier date formatting
  Extended profile - fix issue with JavaScript not executing in Firefox
  Extended profile - namespace JavaScript functions
  Extended profile - autocomplete for manager
  Hide all unnecessarylabels from profile edit view.
  Extended profile - make birthday save
  Extended profile - make websites save
  ...