fixed issue with how round robin cluster keeps track of rotating client
fixed URL in setup.py to point to repo
simplified round robin counter increment
cluster test now passing
added support for unmarshalling counter columns
Merge pull request #15 from bmuller/roundrobin_counter

fixed issue with how round robin cluster keeps track of rotating client
added test for unmarshaling counters
Merge pull request #16 from bmuller/counter_column_support

added support for unmarshalling counter columns
formatting tweak to README
moving setup.py
more docs update.
updating docs still more.