Major refactor, allowing branching based on our "column" value.
Update documentation.
Fix error left in while testing...
Fix more logicks...
Add flag indicating persistence of a list.
Fix an error in the docs...
Coding standards.
Make type available.
Allow for graceful deprecation of old "userList" and "pidList" properties.
Use our other methods when deleting lists.
Make some logic more concise.
Move around some form code so it should be easier to reuse.
Move form building/handling into bookmark class.

...  Now we can override!
Break out actions.
A bit of cleanup and coding standards.
Fix passing of the list ID.
Stop "remove self" button from rendering when it's shared with uid 0.
Remove owner from our users table, just in case.
Additional bit of safety.

... Effectively, don't let people try to load lists which don't
exist.
Merge pull request #31 from adam-vessey/7.x-generalize

Allow for typed lists.