Installer: Add some comments to the Restart Manager constants

Signed-off-by: Sebastian Schuberth <sschuberth@gmail.com>

share/WinGit/modules.inc.iss

@@ -430,13 +430,13 @@ const
     CCH_RM_MAX_APP_NAME = 255;
     CCH_RM_MAX_SVC_NAME = 63;
 
-    RmUnknownApp  = 0;
-    RmMainWindow  = 1;
-    RmOtherWindow = 2;
-    RmService     = 3;
-    RmExplorer    = 4;
-    RmConsole     = 5;
-    RmCritical    = 1000;
+    RmUnknownApp  = 0;    // The application cannot be classified as any other type. An application of this type can only be shut down by a forced shutdown.
+    RmMainWindow  = 1;    // A Windows application run as a stand-alone process that displays a top-level window.
+    RmOtherWindow = 2;    // A Windows application that does not run as a stand-alone process and does not display a top-level window.
+    RmService     = 3;    // The application is a Windows service.
+    RmExplorer    = 4;    // The application is Windows Explorer.
+    RmConsole     = 5;    // The application is a stand-alone console application.
+    RmCritical    = 1000; // A system restart is required to complete the installation because a process cannot be shut down.
 
     RmStatusUnknown        = $0000;
     RmStatusRunning        = $0001;