fix imports and spelling errors
refactoring for symbolic regression
refactored, but this may be reversed
Changed GrammarRule to adhere to some pep8 guidelines
Added "Evaluation" folder to provide methods for evaling FunctionNodes
Moved Evaluation->Performance; created Evaluation to eval hypotheses;
multiple small fixes
Moved Evaluation->Performance; created Evaluation to eval hypotheses;multiple small fixes
removed some pyc files
Random style fixes
Fixed missing import (math.log)
Changed all 'expansion's back to 'to's temporarily
Refactoring
Merge branch 'master' of https://github.com/piantado/LOTlib
test commit
update documentation: update version number and run make html
FunctionNode docstring changes
lint Proposals.py
Merge branch 'master' of https://github.com/jthurst3/LOTlib
Miscellaneous.py fixes: get rid of unused imports, add re import, comments
comment changes in Miscellaneous.py, delete newlines at end of GrammarRuleTest.py