Add support for replica sets
Merge pull request #58 from manover/add_replicaset_support

Add replicaset support
bump 1.3-alpha
Support connections to secondary only RS members
Merge pull request #62 from manover/rs_secondary_connection_preference

Support secondary only connections
bump 1.3-alpha1
Clean up callbacks
Merge pull request #64 from manover/cleanup_callbacks

Clean up callbacks
1.3-alpha2
Fix connection leaks caused by a stale job queue
Merge pull request #65 from manover/fix_connection_leak

Fix connection leaks caused by a stale job queue
1.3-alpha3
Merge pull request #1 from bitly/master

latest from upstream