added a new example that demonstrates nonblocking key input.
added a new example that demonstrates nonblocking key input.

whoozle/Octo,james0x0A/Octo,blastron/Octo,JohnEarnest/Octo,JohnEarnest/Octo,JohnEarnest/Octo,whoozle/Octo,whoozle/Octo,blastron/Octo,JohnEarnest/Octo,james0x0A/Octo,whoozle/Octo,whoozle/Octo,JohnEarnest/Octo