Return Uri to appease convention tests

Octokit.Reactive/Clients/ObservableOauthClient.cs

@@ -15,11 +15,28 @@ namespace Octokit.Reactive
             _client = client;
         }
 
-        public IObservable<Uri> GetGitHubLoginUrl(OauthLoginRequest request)
+        /// <summary>
+        /// Gets the URL used in the first step of the web flow. The Web application should redirect to this URL.
+        /// </summary>
+        /// <param name="request">Parameters to the Oauth web flow login url</param>
+        /// <returns></returns>
+        public Uri GetGitHubLoginUrl(OauthLoginRequest request)
         {
-            return Observable.Return(_client.Oauth.GetGitHubLoginUrl(request));
+            return _client.Oauth.GetGitHubLoginUrl(request);
         }
 
+        /// <summary>
+        /// Makes a request to get an access token using the code returned when GitHub.com redirects back from the URL
+        /// <see cref="GetGitHubLoginUrl">GitHub login url</see> to the application.
+        /// </summary>
+        /// <remarks>
+        /// If the user accepts your request, GitHub redirects back to your site with a temporary code in a code
+        /// parameter as well as the state you provided in the previous step in a state parameter. If the states don’t
+        /// match, the request has been created by a third party and the process should be aborted. Exchange this for
+        /// an access token using this method.
+        /// </remarks>
+        /// <param name="request"></param>
+        /// <returns></returns>
         public IObservable<OauthToken> CreateAccessToken(OauthTokenRequest request)
         {
             return _client.Oauth.CreateAccessToken(request).ToObservable();