[REM] Jison Wiki Parser

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@49727 b456876b-0849-0410-b77d-98878d47e9d5
[merge/r49724] with trunk

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@49728 b456876b-0849-0410-b77d-98878d47e9d5