Added methods for single solr query for search and browse. Size does not trigger extra solr query. Refine uses field queries. Pending APIs for different entities - only the genarla resources api is currently enabled. Pending handling format for both XML and JSON. All these related to #1432 and #2479
Create branch for enhancing API
Closing #928 #930 #931 with refinements in api parameters and error messaging - Closing #894 introdusing sygma model
adding sort functionality. Closing tasks #758 and #767
following the new vocabulary schema with code field, adding dc schema for publications api, introducing project api
added a blackboard listener to accept index modification messages
copy of uoa-search to start working on spring4