Remove search for suffix on git commit hash in C# UI

* Instead we just add a comment next to a 'false' return, and it can be
  replaced in a build script.

renderdocui/Windows/MainWindow.cs

@@ -97,25 +97,11 @@ namespace renderdocui.Windows
         {
             get
             {
-                return InformationalVersion.Replace("-official", "").Replace("-beta", "");
+                return InformationalVersion;
             }
         }
 
-        private bool BetaVersion
-        {
-            get
-            {
-                return InformationalVersion.Contains("-beta");
-            }
-        }
-
-        private bool OfficialVersion
-        {
-            get
-            {
-                return InformationalVersion.Contains("-official");
-            }
-        }
+        private bool OfficialVersion { get { return /*RENDERDOC_OFFICIAL_BUILD*/false; } }
 
         private string BareVersionString
         {
@@ -203,7 +189,7 @@ namespace renderdocui.Windows
             }));
             remoteStatusThread.Start();
 
-            sendErrorReportToolStripMenuItem.Enabled = OfficialVersion || BetaVersion;
+            sendErrorReportToolStripMenuItem.Enabled = OfficialVersion;
 
             // create default layout if layout failed to load
             if (!loaded)
@@ -693,8 +679,6 @@ namespace renderdocui.Windows
             Text = prefix + "RenderDoc ";
             if(OfficialVersion)
                 Text += VersionString;
-            else if(BetaVersion)
-                Text += String.Format("{0}-beta - {1}", VersionString, GitCommitHash);
             else
                 Text += String.Format("Unofficial release ({0} - {1})", VersionString, GitCommitHash);
 
@@ -1392,7 +1376,7 @@ namespace renderdocui.Windows
         {
             if (IsVersionMismatched())
             {
-                if (!OfficialVersion && !BetaVersion)
+                if (!OfficialVersion)
                 {
                     MessageBox.Show("You are running an unofficial build with mismatched core and UI versions.\n" +
                         "Double check where you got your build from and do a sanity check!",
@@ -1431,7 +1415,7 @@ namespace renderdocui.Windows
                 return;
             }
 
-            if (!OfficialVersion && !BetaVersion)
+            if (!OfficialVersion)
             {
                 if (callback != null) callback(UpdateResult.Unofficial);
                 return;
@@ -1463,9 +1447,6 @@ namespace renderdocui.Windows
 
             string versionCheck = BareVersionString;
 
-            if (BetaVersion)
-                versionCheck += String.Format("-{0}-beta", GitCommitHash.Substring(0, 8));
-
             statusText.Text = "Checking for updates...";
             statusProgress.Visible = true;
             statusProgress.Style = ProgressBarStyle.Marquee;