Remove Date from Diff hovercard

Summary: Fixes T6184. On a Revision page we don't show the date as an important piece of information, so it's also not likely useful on a Hovercard (and confusing as to what the date means).

Test Plan: Hover over a linked Diff

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin

Maniphest Tasks: T6184

Differential Revision: https://secure.phabricator.com/D10579
Update AphrontRequestFailure to common display libs

Summary: Moves to PHUIObjectBox, removes old CSS

Test Plan: Pull up 404 page.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D10578
Generate expected schemata for Repository

Summary: Ref T1191. Add specs for repository tables.

Test Plan: Saw ~300 fewer schema warnings.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T1191

Differential Revision: https://secure.phabricator.com/D10575
Generate expected schemata for Releeph

Summary:
Ref T1191.

  - This drops two tables.
  - Both tables were migrated to transactions a very long time ago and no longer have readers or writers.

Test Plan: Saw ~150 fewer warnings.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T1191

Differential Revision: https://secure.phabricator.com/D10576
Generate expected schemata for Differential

Summary: Ref T1191. No major issues here.

Test Plan: Saw ~150 fewer issues.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T1191

Differential Revision: https://secure.phabricator.com/D10577
Use --single-transaction in `bin/storage dump`

Summary: See <https://github.com/phacility/phabricator/issues/665>. From reading documentation, this seems dramatically better for InnoDB tables than the default behavior.

Test Plan: Ran `bin/storage dump`, got a reasonable-looking dump.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10606
Support `:emoji:` in Remarkup

Summary: Ref T1191. This actually works without T1191, but makes emoji use on the desktop easier.

Test Plan: {F210416}

Reviewers: chad, btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T1191

Differential Revision: https://secure.phabricator.com/D10605
Merge branch 'master' of github.com:facebook/phabricator