github58: cleaning up setup_cluster.py
removed unnecessary clean_up.py
github58: break out of loop when process found in kill_mongo_proc
github58: new setup and teardown methods for sharding tests
Fixes issue #81

changed `show=Schema` to `show=schema`
Merge pull request #83 from yeroon/patch-1

Fixes issue #81 (Solr Doc Manager tries to insert null documents)
github58: some minor fixes
github58: test_retrieve_doc, test_get_oplog_cursor
github58: test_get_last_oplog_timestamp, test_dump_collection, test_init_cursor
github58: removed lone wanderin' return statement
added tests, fixed rollbacks and whitespace issues
Merge branch 'github85'
github68: --auto-commit-interval option
Merge branch 'github68'

Conflicts:
	mongo_connector/connector.py
github58: test_rollback
also fixes for rollback method to accomodate > 1 rollback simultaneously
very minor comment and style changes
github58: cleanup of sharded oplog thread tests
github58: better retry_until_ok
github89: fix how documents are formatted in solr doc manager
Merge pull request #93 from lovett89/github89

github89: fix how documents are formatted in solr doc manager
github70: multiple replication targets