Homestyx hydra

R1:d902d2ac6b39

Implement countdown.search and countdown.edit

Summary: adds new conduit methods for countdown.edit and countdown.search

Test Plan:
Search: {P2037}
Edit: {P2038}

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T12524

Differential Revision: https://secure.phabricator.com/D17679
Repository: R1 hydra
Commit Date: Apr 13 2017