Summary: Removes "delete" and uses "archive/activate" instead for Phame Blogs. Ref T9756
Test Plan: Archive a blog, see in search, activate blog, see in other search.
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: joshuaspence, Korvin
Maniphest Tasks: T9756
Differential Revision: https://secure.phabricator.com/D14465
