Add Project Browser support

Problem/Motivation

Currently the module isn't integrated with Project Browser and therefore doesn't appear in the back-end when it is enabled at admin/modules/browse.

Steps to reproduce

Proposed resolution

Add support for Project Browser:

• Add logo.png, see ticket #3607805: Project browser integration: Design and add logo.png file
• Update the project page summary and categories per the docs.

Similar issues:

• #3412424: Add Project Browser support
• #3437130: Add Project Browser support

Remaining tasks