Homestyx hydra

R1:fc1ee20efe44

Support repository query by short name in Diffusion

Summary: See PHI432. Ref T13099. Short names never made it to the UI/API but seem stable now, so support them.

Test Plan: {F5465173}

Maniphest Tasks: T13099

Differential Revision: https://secure.phabricator.com/D19202
Repository: R1 hydra
Commit Date: Mar 8 2018