bump shard version
update  usage to work with new shard
remove minor bugs. All tests passing now
use patched version of mongodb-odm
Lock down zf2 version. Use patched mongodb-odm fork. Add composer.lock for better version control
Tidy up test data create and remove. Tests now passing
CS fixes. Remove unused code.
refactor to keep phpmd happy
Merge pull request #8 from superdweebie/shardBump

bump shard version
Upped shard version
Upped shard to 4.0 and locked doctrine/annotations version