Merge pull request #3 from openmrs/hierarchyLevelServiceContractChange
Sending 'required' field in getOrderedAddressHierarchyLevels service response[d31bfa5_BAM_file_list]
[d31bfa5_BAM_hash]964bb1c786dd519fc40f0528fb0ef17235ba4d00
[d31bfa5_BAM_commiter_name]Deepak N
[d31bfa5_BAM_commiter_email]endeep123@gmail.com
[d31bfa5_BAM_timestamp]1385536374
[d31bfa5_BAM_commit_message]Sending 'required' field in getOrderedLevelService response