Move the optional wiki page revision parameter to support wikipedia.org style revisions.
AC
The following URLs are supported:
- http://localhost:3000/wiki/0/0?oldid=773367189 (page "0/0" at revision 773367189)
- http://localhost:3000/wiki/0/0 (page "0/0" at the latest revision)
- http://localhost:3000/wiki/0 (page "0")
Titles with unencoded question marks are still unsupported: