[MOD] Allow exporting calculation results

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52703 b456876b-0849-0410-b77d-98878d47e9d5
[MOD] Define available columns for multilingual text fields

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52704 b456876b-0849-0410-b77d-98878d47e9d5