scrcpy v1.12

Changes since v1.11:
 - Add shortcut (Ctrl+r) to rotate device screen (#11)
 - Respect scrolling configuration on macOS (#966)
 - Initialize Application object (fix crashes on some devices) (#940)
 - Restore the .jar extension on the device (fix crashes on some
   devices) (#944)
 - Inject mouse events with a virtual device id (fix crashes on some
   devices) (#962)
 - Refuse to push server if it points to a directory (#956)