[FIX] perms: Check object perms on remove wiki page, not global

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@49872 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] structures: Filter out non-editable structures from the "move to" list (thanks eromneg)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@49873 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] maps: parseInt for load_delay, just in case

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@49874 b456876b-0849-0410-b77d-98878d47e9d5