Added management command to load data into index
Added new paginator class for ES results
Changed serializer reference from pk to id
Added management command to index resources into elasticsearch
Changed search  view to use ES DSL
Added elasticsearch-dsl to requirements
Added six to requirements with an upgraded version that what comes with django for elasticsearch-dsl
Added editable field to resource
Refactored search code into helper function
Added caching to search api responses
Fixed a bug in old api
Merge branch 'integration'
Added migration for editable field