Mr. Brownstone - Sprint 5 Completed

• QA Performed by @antonmolodykh.
• Release blog post

New features

• Adds support for Resin.io (#657)
• Adds front-end buttons for next/previous asset (#638)

Bugfixes / improvements

• Fixed update issue from NOOBS (#627)
• Round uptime on info page (#658)
• Fixed notification of an available update (#655)
• Improved method for getting video duration (#600)
• "Modernized" /api/v1/assets API endpoint (#651)
• Fixed issues with demo site (#672)
• Fixed issues with web assets (#679)
• Fixed final Resin issues (#674)