Fixed import exception.
Added site stats to admin interface.
Added 500 error page.
Added 404 error page.
Fixed constant 500 error message.
Remove unwanted chars.
The format name does not always match the extension.
Added field to control auto making.
Existing data has longer brief descriptions.
Agents are assigned types.
Remove unwanted field and update admin list.
Added default mime type to format.
Fixed typo.
Added date fields to most models.
Fix format that get highlighted.
Make it so lexer has a safe default.
Make sure highlighter not cause problem.
Enabled lexer guessing for files.
Document the auto html options.
Move setup notes into doc folder.