Quality of life updates, fixes and bug fixes.

- In-game menu highlight colour changed to be more obvious.
- Save games can now hit 100% completed.
- Improvements to gamepad UI navigation.
- Menu button control explanation fixed in settings menu.
- Intro animation improved.
- Fixes to credits screen.
- Popup buttons and text size cohesion improved.
- Click hit prediction improved.
- Minor graphical issues fixed.
- Minor UI issues fixed.
- Achievement log added to demo version.
- Feedback buttons highlight visibility improved.
- Feedback menu button in Quarry fixed.
- Main menu button can now be closed with gamepad back button.
- Can now select close button in settings using only keyboard or gamepad.
- Removed need to double click in-game settings menu button if a settings action has been selected but closed.
- End of demo screens text issues fixed.
- Greater framerate monitoring to optimise player experience.
- Reduced loading lag at the start of levels.