csv serializer
test issuing query
test issuing query; use index instead of column name
modify variable schema, get rid of Option type
removed Option field of variable and edge
factor graph binary format (big endian)
binary format grounding
binary format serialization
Merge branch 'develop' of https://github.com/feiranwang/deepdive into develop
update function name (issueQuery), fix factor type encoding
use short to denote factor function type
use short to denote variable type
fix stream name, add unit test for binary serialization, add test classes
remove csv serializer
fix indentation
add sampler for mac
Merge branch 'develop' of github.com:feiranwang/deepdive into feiranwang-develop
add new sampler
fix issuing query bug in grounding
moved serialization test folder into test