0.01: New App!
0.02: Make selection of background activity more explicit
0.03: Fix listener for accel always active
      Use custom UI with swipes instead of leftright
0.04: Fix compass heading
0.05: Added adjustment for Bangle.js magnetometer heading fix
0.06: Fix waypoint menu always selecting last waypoint
      Fix widget adding listeners more than once
0.07: Show checkered flag for target markers
      Single waypoints are now shown in the compass view
0.08: Better handle state in widget
      Slightly faster drawing by doing some caching
      Reconstruct battery voltage by using calibrated batFullVoltage
      Averaging for smoothing compass headings
      Save state if route or waypoint has been chosen
0.09: Workaround a minifier issue allowing to install gpstrek with minification enabled
