add troubadour-play-two.js example

examples/troubadour-play-two.js

@@ -0,0 +1,32 @@
+const Troubadour = require('troubadour');
+const troubadourLoop1 = new Troubadour('mplayer'); //or pass in sox for example
+const troubadourLoop2 = new Troubadour('mplayer'); //or pass in sox for example
+
+function loop1(file){
+    troubadourLoop1.on('start', () => {
+      // Do something here when the audio starts playing
+    });
+
+    troubadourLoop1.on('end', () => {
+      // Do something here when the audio finishes playing
+      troubadourLoop1.play(file);
+    });
+
+  troubadourLoop1.play(file);
+}
+
+function loop2(file){
+    troubadourLoop2.on('start', () => {
+      // Do something here when the audio starts playing
+    });
+
+    troubadourLoop2.on('end', () => {
+      // Do something here when the audio finishes playing
+      troubadourLoop2.play(file);
+    });
+
+  troubadourLoop2.play(file);
+}
+
+loop1('../assets/snd/chew.mp3');
+loop2('../assets/snd/small-33.mp3');