A non-production release for development and testing, which will hopefully lead to a "stable" release.

Noteworthy changes relative to 3.5.0-beta6:

• Bugs and defects addressed:

  • inaccurate mouse positions on non-Apple systems with HiDPI (issue #1745, c44d74b4)
  • NullPointerException in reloadJoysticks() when joystick lacks buttons (issue #1739, PR #1740)
  • invalid shader path in "ContrastAdjustment.j3md" (a9e88b0)

• General improvements:

  • javadoc (various PRs and commits)