update parallel grounding docs
add grounding filename prefix
change id distribution in multinomial tests
use lowercase in fast_seqassign
biased coin test
close jdbc in biased coin test
Chunking test prototype
Merge branch 'tests' into test
fix port in test.sh
update custom holdout test
Merge branch 'master' of https://github.com/HazyResearch/deepdive into test
Update biased coin weight range
cleaner syntax in tobinary.py
Update test sampler args
chunking test
add extractor settings test
comment out chunking test
Merge branch 'master' of https://github.com/HazyResearch/deepdive into test
delete grounding files begining with dd_
update library path for travis