Merge pull request #526 from jadeoneill/master

Much better PLN testing framework
Merge pull request #527 from jadeoneill/master

PLN simple chaining with variables
Replaced MODULES line in opencog.conf

Or the cogserver won't start.
Revert opencog.conf because #526 removed standard cogserver shell functionality
Merge pull request #529 from cosmoharrigan/conf

Revert opencog.conf because #526 removed standard cogserver shell functionality
IntensionalInheritance evaluation will work
Fix runtime errors in PLN tests and add instructions
Merge pull request #531 from cosmoharrigan/fix-pln-tests

Fix runtime errors in PLN tests and add instructions
Merge github.com:opencog/opencog
PLN doing 3 step inferences with variables
Fix the example that came with the SUMO test.
Update deduction_example.py
Undo accidental edit
Temporarily disable automated running of PLN unit tests because they need to be ran in a cogserver.
Merge pull request #532 from cosmoharrigan/pln-tests

Temporarily disable automated running of PLN unit tests because they nee...
Add methods to get the conjunction of a set of atoms and their incoming or outgoing sets to the Cython atomspace binding
Add REST API options: include incoming set, include outgoing set, TruthValue minimums for AtomCollection resource
Merge pull request #533 from cosmoharrigan/new-filters

Add option to REST API & Cython binding to include conjunction of incoming or outgoing sets and a set of atoms. Allow TV filters.
Second part of #533. Add filter parameter to AtomAPI to include incoming and outgoing sets. Increment REST API version to v1.1.
Merge pull request #534 from cosmoharrigan/new-filters

Second part of #533. Add filter parameter to AtomAPI to include incoming...