Merge pull request #74 from alexanderkjeldaas/patch-1

More documentation for loginConfirmed (#56)

Author: witoldsz

Diff for: src/http-auth-interceptor.js

@@ -17,6 +17,9 @@
        * retry of all deferred requests.
        * @param data an optional argument to pass on to $broadcast which may be useful for
        * example if you need to pass through details of the user that was logged in
+       * @param configUpdater an optional transformation function that can modify the                                                                                                                                                   
+       * requests that are retried after having logged in.  This can be used for example
+       * to add an authentication token.  It must return the request.
        */
       loginConfirmed: function(data, configUpdater) {
         var updater = configUpdater || function(config) {return config;};