Fixing a few typos

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48451 b456876b-0849-0410-b77d-98878d47e9d5
Admin and User Wizards fully (or almost) translated also to Spanish, at last.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48452 b456876b-0849-0410-b77d-98878d47e9d5