Merge pull request isuttell#7 from ZachMoreno/patch-1

adding missing comma

README.md

@@ -32,7 +32,7 @@ var waves = new SineWaves({
 
   // Specific how much the width of the canvas the waves should be
   // This can either be a number or a percent
-  waveWidth: '95%'
+  waveWidth: '95%',
 
   // An array of wave options
   waves: [