Remerge updated binary puzzle, proof editor, puzzle editor, home panel, bug fixes

[jadeandtea]

Description

Merge updated binary puzzle, including new rules, images, functionality.
New look and functionality for proof editor.
New look and functionality for puzzle editor.
Revised home panel.
Many bug fixes throughout the engine

Remerge #852 into dev instead of master

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Enhancement (improvement to an already existing feature)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

How Has This Been Tested?

The master branch was stable before reverting this merge. There have been no other commits.

Checklist:

• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (if applicable)
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes