[Terry N.] add not about proper URL scheme

src/java/org/web3d/vrml/sav/InputSource.java

@@ -74,7 +74,7 @@ public class InputSource {
      * may use the given string as a fully qualified URI that needs resolving.
      *
      * @param uri The URI to open
-     * @throws MalformedURLException if uri can not be resolved as a URL
+     * @throws MalformedURLException if uri can not be resolved as a URL complete with proper scheme
      */
     public InputSource(String uri) throws MalformedURLException {
         this(new File(uri));