PLD: handle dataset permission error with not found
Merge pull request #711 from onaio/handle-dataset-not-found

PLD: handle dataset permission error with not found
PLD: add map to features not other way around, closes #712
Merge pull request #713 from onaio/712-js-error

PLD: add map to features not other way around, closes #712
Merge branch '541_view_by_answer_filter' of github.com:onaio/zebra