Added JavaScript conformance tests.  All tests pass!
diff --git a/js/message.js b/js/message.js
index 05d34e9..b769cc2 100644
--- a/js/message.js
+++ b/js/message.js
@@ -202,7 +202,7 @@
 
 
 /**
- * Does this browser support Uint8Aray typed arrays?
+ * Does this JavaScript environment support Uint8Aray typed arrays?
  * @type {boolean}
  * @private
  */