Merge pull request #125 from samantharitter/sharding

Sharding
Version -> +
setup.py style.
Update package info.
Merge pull request #128 from 10gen-labs/sharding

Adding a basic filter for balancer messages
Merge pull request #127 from ajdavis/update-setup

Update setup
Version -> + in run_edda.py
Add sample logs from a replica set with a member added, then a different one removed.
Allow server config to change per-frame.
Only display running servers in topology, witnesses, and dissenters.
Merge pull request #129 from ajdavis/dynamic-topology

Dynamic topology
Better handling of log message dates