v0.2.0

Added

• constants namespace
• backspace and delete are now correctly recognized
• Various modifier key combos are now recognized:
  • shift + tab
  • shift + alt + arrows
  • shift + ctrl + arrows
  • shift + function keys
  • ctrl + A, B, E..H, K, N..Z

Changed

• outspin now explicitly throws an OSError when attempted to be imported on
  Windows

Fixed

• wait_for no longer hangs when called with no arguments