Item12645: updated docu about supported languages



git-svn-id: http://svn.foswiki.org/trunk@17070 0b4bb1d4-4e5a-0410-9cc4-b2b747904278
Item12646: fixed use of deprecated perl syntax in foreach loops



git-svn-id: http://svn.foswiki.org/trunk@17071 0b4bb1d4-4e5a-0410-9cc4-b2b747904278