Automatic merge of T1.5.1-870-ge0bf062eb and 18 pull requests

- Pull request #570 at 3539862: Experimental glTF 2.0 support with PBR lighting
- Pull request #839 at d00beb9: First phase of https://blueprints.launchpad.net/or/+spec/additional-cruise-control-parameters
- Pull request #876 at f92de76: docs: add source for documents previously on website to source Documentation folder
- Pull request #882 at 9c456aa: Blueprint/train car operations UI window
- Pull request #885 at 8f94333: feat: Add notifications to Menu
- Pull request #886 at 6c0785b: Scene viewer extension to TrackViewer
- Pull request #892 at 1f5ba4c: Signal Function OPP_SIG_ID_TRAINPATH
- Pull request #896 at 5866028: First implementation of https://blueprints.launchpad.net/or/+spec/specific-sounds-for-ai-trains
- Pull request #897 at 42f1dd9: feat: Improved system information collection
- Pull request #903 at e6baa97: Downloading route content (Github, zip)
- Pull request #907 at 9b0b04f: Bug fix for https://bugs.launchpad.net/or/+bug/2047300 Dynamic tracks disappear after long tunnel
- Pull request #911 at 6834af0: docs: Add refactoring as a special type of PR
- Pull request #912 at 659396e: New Triple Valve Features Vol. 2
- Pull request #914 at f29be1e: Adjustments to Duplex steam
- Pull request #915 at 6d911d7: Correct calculation error with curve friction
- Pull request #916 at 11ac52c: Distributed Power Air Brake Synchronization
- Pull request #917 at fde18cf: Lighting Configuration Enhancements
- Pull request #918 at f7ba507: Manual - News topics updated since 1.5.1

Author: openrails-bot

Source/Menu/DownloadContentForm.cs

@@ -732,7 +732,7 @@ private bool infoChangedAndAddedFileForGitHubDownloadType(ContentRouteSettings.R
             }
             else
             {
-                outputFile.WriteLine(Catalog.GetString("- No updates found") + "<br></p>");
+                outputFile.WriteLine("- " + Catalog.GetString("No updates found") + "<br></p>");
             }
 
             return changedFound && remoteUpdateFound;
@@ -980,10 +980,17 @@ private void updateButton_Click(object sender, EventArgs e)
                         return;
                     }
                 }
-
+                if (doThePull(route)) 
+                {
+                    message = Catalog.GetString("Updates installed");
+                    MessageBox.Show(message, Catalog.GetString("Attention"), MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+            }
+            else
+            {
+                message = Catalog.GetString("No updates found");
+                MessageBox.Show(message, Catalog.GetString("Attention"), MessageBoxButtons.OK, MessageBoxIcon.Information);
             }
-
-            doThePull(route);
         }
 
         private bool doThePull(ContentRouteSettings.Route route) {
@@ -997,7 +1004,7 @@ private bool doThePull(ContentRouteSettings.Route route) {
 
                     // User information to create a merge commit
                     var signature = new LibGit2Sharp.Signature(
-                        new Identity(route.AuthorName, route.AuthorUrl), DateTimeOffset.Now);
+                        new Identity("Open Rails", "www.openrails.org"), DateTimeOffset.Now);
 
                     // Pull
                     Commands.Pull(repo, signature, options);