starting to test lp_regenerate_propose_to function
Merge branch 'master' of https://github.com/jthurst3/LOTlib
GrammarTest: change the grammar, start working on testing lp_regenerate_propose_to
FunctionNode: delete proposal_probability_to, GrammarTest: change default grammar
GrammarTest: outline chi-squared test (wow this is complicated)
Merge branch 'master' of https://github.com/piantado/LOTlib
Style changes
Merge branch 'master' of https://github.com/jthurst3/LOTlib

Conflicts:
	LOTlib/FunctionNode.py
Fixed conflict
update lp_regenerate_propose_to test
Merge branch 'master' of https://github.com/jthurst3/LOTlib
add chi-squared test to GrammarTest, but p-values are near 0 every time
Somes patching
add chi squared sample file to test the chi squared functionality of scipy
minor bugfix in GrammarTest.py
Modified __eq__ in FunctionNode and its test in test/FunctionNodeTest
Merge branch 'master' of https://github.com/sa-/LOTlib

Conflicts:
	LOTlib/Examples/FunctionNodeDemo.py
	LOTlib/FunctionNode.py
Remove some things that git messed up :/
Fixed some imports, some style stuff.
Updated FunctionNode's __eq__ to handle BV's. Not tested thoroughly.