Don't use the `versioned_page` while rendering the wiki page after a preview, review or merge operation.
Don't use the `versioned_page` while rendering the wiki page after a preview, review or merge operation.

As a side effect, this fixes links to attachments in the Image macro (related to #6403).

git-svn-id: f68c6b3b1dcd5d00a2560c384475aaef3bc99487@6239 af82e41b-90c4-0310-8c96-b1721e28e2e2

dafrito/trac-mirror,dokipen/trac,exocad/exotrac,exocad/exotrac,exocad/exotrac,exocad/exotrac,dokipen/trac,dafrito/trac-mirror,moreati/trac-gitsvn,dafrito/trac-mirror,moreati/trac-gitsvn,moreati/trac-gitsvn,moreati/trac-gitsvn,dafrito/trac-mirror,dokipen/trac