Rename more project -> product in Releeph

Summary:
Ref T3549.

  - Renames most "project" in view/list controllers.
  - Moves away from "ProjectController".
  - Modernizes some modern UI.

Test Plan:
  - Viewed product lists.
  - Viewed product detail pages.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T3549

Differential Revision: https://secure.phabricator.com/D8635