- display a page
	- current version
		- no arguments
		- op=display
		- ver=version number
	- list of previous versions
		- author
		- changes ?
		- links
	- restore previous version
		- only for administrators
		- delete everything later ?
	
- edit a page
	- allow wiki markup
		- save rendered version
	- save previous versions
- access control
	- restrict based on seclev
	- optional restriction based on user flag
- index
	- list pages
	- search pages
	- recent changes
- markup parser

Schema
------

- wikipage
	- user (uid)
	- title (name of page)
	- date (change date)
	- version (autoinc)
	- description (char 255)
	- wid (wikitextid)

- wikitext
	- wid (wikitextid)
	- text
	- rendered
	- version