GearBlocks Demo 0.6.7706

Just released a minor demo update with the help screen improvements and quick / auto save!

Release notes:-

• Improved help UI screen, now lists links to tutorial videos, and has a quick reference guide.
  
• Implemented basic quick save / load world functionality (using F5 / F9 keys respectively by default).
  
• Implemented basic auto save world functionality with a configurable time interval between saves (see “gameplay” options menu).
  
• Bug fixes.