Move LegalpadDocument to new phid stuff

Summary: ref T2715 - apologies btw as I didn't catch the "start from the bottom" ask until recently... :/

Test Plan: phid.query for some legalpad documents... booya. also loaded legalpad.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2715

Differential Revision: https://secure.phabricator.com/D6576
Move Conpherence Threads to new phid stuff

Summary: Ref T2715.

Test Plan: loaded conpherence, loaded a different thread, made a conpherence. also phid.query

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2715

Differential Revision: https://secure.phabricator.com/D6577
Move PhameBlog to new phid stuff

Summary: Ref T2715

Test Plan: loaded phame and viewed all blogs link. did phid.query successfully

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2715

Differential Revision: https://secure.phabricator.com/D6578