Added SatisfyingSetToConceptRule
Revised ConceptToPredicateLink as PredicateNode

Inside EvaluationLink
Added unit test

Doesn't work yet, though
Small modifications

Rule works in MindAgent now, doesn't yet work in pln unit test though
Fixed merge conflict
moses: bias scoring tweaks, fixes, experiments
moses: inexact ensemble bug fixes
moses: another bugfix to the inexact scorer
status update
Merge pull request #991 from linas/moses-select6

Moses: add precision scorer bias.
Merge pull request #953 from sebastianruder/satisfyingsettoconceptrule

Added SatisfyingSetToConceptRule
moses: whitespace fixes
moses: revert bad fix
Added RuleEngine Python PLN readme
Updated Socrates README
Removed unnecessary comments from socrates_example
Added TODO to boolean rules
Merge pull request #994 from sebastianruder/readme

README for RuleEngine
Initial commit for backward-chaining demo
Added README