When using the admin clipper, try to parse a trip plan from the given page.
Skeleton of internal clipper.  Canonicalize source urls for trip plans.
Add editing of basic trip plan settings.
Allow clicking on image to select the cover image.
Remove the map from the admin clipper.
Add more editable entity fields.
Support image editing in the clipper.
Add shortcut keys for trip plan editing, and a floating status bar.
Add shortcut keys for editing entities.
Add a shortcut for creating a new entity.
Show warnings for missing fields.
Parse extra metadata from Google places.  Add rendering for opening hours.
Show source url in the edit panel.
Handle geocoding of address selected from the page.
Handle place searching.
Use a default article parser if a specific one can't be found.
Merge branch 'admin-clipper'
Add a link to the admin bookmark.