add simple example resources

example/example.collection

@@ -35,3 +35,43 @@ embedded_instances {
     z: 1.0
   }
 }
+embedded_instances {
+  id: "sounds"
+  data: "embedded_components {\n"
+  "  id: \"click\"\n"
+  "  type: \"sound\"\n"
+  "  data: \"sound: \\\"/example/res/click.ogg\\\"\\n"
+  "looping: 0\\n"
+  "group: \\\"master\\\"\\n"
+  "gain: 0.4\\n"
+  "\"\n"
+  "  position {\n"
+  "    x: 0.0\n"
+  "    y: 0.0\n"
+  "    z: 0.0\n"
+  "  }\n"
+  "  rotation {\n"
+  "    x: 0.0\n"
+  "    y: 0.0\n"
+  "    z: 0.0\n"
+  "    w: 1.0\n"
+  "  }\n"
+  "}\n"
+  ""
+  position {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+  }
+  rotation {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+    w: 1.0
+  }
+  scale3 {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+  }
+}