comment out print statements in preparation for modifying RegenerationProposal.propose_tree()
Merge pull request #15 from jthurst3/master

FunctionNode.as_list() and other things
2014 Aug 28
Merge branch 'master' of https://github.com/piantado/LOTlib
fixed __copy__ in new functionNode types so that regeneration proposal works correctly
don't skip chi-squared test in GrammarTest.py; everything is working again :)
doc changes
Merge branch 'master' of https://github.com/jthurst3/LOTlib