Missed a file, now we're clean

Author: JunShern

index.html

@@ -19,7 +19,6 @@ <h2>p5.sound
 <div><a href="examples/distortion">distortion</a></div>
 <div><a href="examples/envAmpFreq">envAmpFreq</a></div>
 <div><a href="examples/envelope">envelope</a></div>
-<div><a href="examples/envelope_designer">envelope_designer</a></div>
 <div><a href="examples/envelope_exponential_play">envelope_exponential_play</a></div>
 <div><a href="examples/envelope_exponential_trig_rel">envelope_exponential_trig_rel</a></div>
 <div><a href="examples/envelopeMultipleSources">envelopeMultipleSources</a></div>