Automatic merge of T1.5.1-757-gef6c1a8c8 and 17 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 #874 at f8dbeab: Dynamic brake controller refactoring
- Pull request #875 at 43bf33e: Bug fix for https://bugs.launchpad.net/or/+bug/2036346 Player train switching doesn't work with 3D cabs
- Pull request #876 at f92de76: docs: add source for documents previously on website to source Documentation folder
- Pull request #882 at a055bca: Blueprint/train car operations UI window
- Pull request #885 at 74466d9: feat: Add notifications to Menu
- Pull request #886 at 1b88d7a: Scene viewer extension to TrackViewer
- Pull request #888 at b20b888: docs: Document player application model
- Pull request #892 at 1f5ba4c: Signal Function OPP_SIG_ID_TRAINPATH
- Pull request #893 at bf8876b: Signal errors
- Pull request #894 at 5ff1e73: Correct Decrease Colour
- Pull request #896 at 5866028: First implementation of https://blueprints.launchpad.net/or/+spec/specific-sounds-for-ai-trains
- Pull request #897 at 0a9d939: feat: Improved system information collection
- Pull request #898 at e271395: Extra line with all the arguments for debugging purposes in logfile
- Pull request #899 at 28638b2: Duplex steam engines - Booster Engine addition
- Pull request #900 at 42ea7ad: DMI updates

Author: openrails-bot

Source/Menu/MainForm.Designer.cs

@@ -330,11 +330,6 @@ void CheckForUpdate()
                     linkLabelUpdate.Image = ElevationIcon;
                 else
                     linkLabelUpdate.Image = null;
-                linkLabelUpdate.AutoSize = true;
-                linkLabelUpdate.Left = panelDetails.Right - linkLabelUpdate.Width - ElevationIcon.Width;
-                linkLabelUpdate.AutoSize = false;
-                linkLabelUpdate.Width = panelDetails.Right - linkLabelUpdate.Left;
-                linkLabelUpdate.Location = new System.Drawing.Point(700, 9);
             });
         }