General list of needed work on the wicked

• doctest for factories
  
• fix doctests for filtercore
  
• pegging to a normalized id
  [3:12pm] RaFromBRC: right now, the following is true:
  [3:12pm] RaFromBRC: 1. create a page via wicked link
  [3:12pm] RaFromBRC: 2. edit the title of the new page
  [3:13pm] RaFromBRC: 3. the link will be broken
  [3:13pm] RaFromBRC: even though the id of the page didn't change....