Ready for v0.2.0

Update README.md

Fix delayed exit in replay mode

The app would sleep for the time between 2 consecutive key presses.
This would stop input for ESC key during the replay for that
period of time. Fix Mithil467#10

Fix delayed exit in replay mode

The app would sleep for the time between 2 consecutive key presses.
This would stop input for ESC key during the replay for that
period of time. Fix Mithil467#10

Ready for v0.1.7

Ready for v0.1.4

Ready for v0.1.4

Ready for v0.1.4

Add check for integer when -d is used

Make sure that the difficulty parameter is an integer.

v0.1.2 setup