[MOD] Adding basic bindings for recommendation engines

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52506 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] Broken test. Setting is the way it is to remain compatible with the other engines.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52507 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Missing svn properties

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52508 b456876b-0849-0410-b77d-98878d47e9d5