Expose local streams through getLocalStreams accessor

Author: DamonOehlman

index.js

@@ -648,6 +648,15 @@ module.exports = function(signalhost, opts) {
     return profile[name];
   };
 
+  /**
+    #### `getLocalStreams()`
+
+    Return a copy of the local streams that have currently been configured
+  **/
+  signaller.getLocalStreams = function() {
+    return [].concat(localStreams);
+  };
+
   /**
     #### reactive()