Forward chainer will delete query atoms
Make Python output atoms in a way that's actually useful
Support iteration by Atom in the Python AtomSpace
PLN uses the atomspace node name generator
Merge pull request #359 from linas/master

atomspace: move zmq files to persist.
Merge pull request #360 from jadeoneill/master

PLN fixes
Move the test version of the AtomSpace implemented in Python into a new directory to avoid a naming collision with the reference implementation, to resolve #335 as suggested by @jadeoneill @linas @cosmoharrigan @keyvan-m-sadeghi
Update README
Merge pull request #362 from cosmoharrigan/MovePythonAtomSpace

Move the test version of the AtomSpace implemented in Python
minor white-space changes
atomspace: emit TVchanged signal ...

It wasn't being emitted in one obvious location.
migrate from boost::thread to std::thread
Fix a double-signal-emit bug
iAtomspace: expand the test coverage
make the atomsapce test more stressful.
more test expansion
Add test for truth-value changes
test link addition