ISSUE-46: Modules in RIF

ISSUE-46: Modules in RIF

http://www.w3.org/2005/rules/wg/track/issues/46

Raised by: Michael Kifer
On product: Technical Design

RIF needs modules to refer to external KBs/data.
This is probably not on the critical path.

Referring to external data is a special case. We might be able to work that one
out for Phase 1. But even this is not clearly on the critical path.