Added turtle sound effects. Still need to do the looping of the drawing sound.
Updated Turtle skin to play sound while drawing.
Merge branch 'master' into turtle_skin
Stop the looping sound when the reset button is hit.
Stop the looping sound when reset is hit.
Removed start wav files for turtle.
Merged with master.
Merged playAudio with playAudioRepeatedly.
Updated volume check.
Merge pull request #243 from nanan9177/turtle_skin

Turtle sound effects