[ENH]Three more wiki argument variables related to revision-approval info (and not just any last-version info) added for better control on the display of critical info in iso9001/14001 and such certification systems, which involve document revision and aproval systems. Thanks Zac for tips (Re: https://dev.tiki.org/item5112?cookietab=2#threadId3784 )

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@51491 b456876b-0849-0410-b77d-98878d47e9d5
[FIX]Fix position of Value and description in the options for the trackercalendar plugin; fix warnings (y in condition as character and not variable), and remove duplicate array keys found in some cases

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@51493 b456876b-0849-0410-b77d-98878d47e9d5