Remove useless variables
Quickfix #39
Merge branch 'quickfix#39' into develop
Use the fast channel for the all-agg-columns case
Refactor default functions of aggregation
Move the Python mget() down to Cython
Clean up unused functions
Update README.md

adding HipChat link
Adding partition_filter
Merge pull request #41 from oldmantaiter/develop

Adding partition_filter
Make partition_filter work with iterable
Merge pull request #42 from ncloudioj/develop

Make partition_filter work with iterable
Fix wait() for Future to be compatible to cat()
Remove useless variables
Use the fast channel for the all-agg-columns case
Refactor default functions of aggregation
Move the Python mget() down to Cython
Clean up unused functions
Adding partition_filter
Make partition_filter work with iterable