add abourt section and update version to 2.0.1

src/BizHawk.Client.Common/config/ConfigService.cs

@@ -36,10 +36,7 @@ static ConfigService()
 
 		public static bool IsFromSameVersion(string filepath, out string msg)
 		{
-			const string MSGFMT_NEWER = "Your config file ({0}) is from a newer version of EmuHawk, {2} (this is {1}). It may fail to load.";
-			const string MSGFMT_OLDER = "Your config file ({0}) is from an older version of EmuHawk, {2} (this is {1}). It may fail to load.";
-			const string MSGFMT_PRE_2_3_3 = "Your config file ({0}) is corrupted, or is from an older version of EmuHawk, predating 2.3.3 (this is {1}). It may fail to load.";
-			const string MSGFMT_PRE_2_5 = "Your config file ({0}) is corrupted, or is from an older version of EmuHawk, predating 2.5 (this is {1}). It may fail to load.";
+			const string MSGFMT = "Your config file ({0}) is corrupted, or is from a different version of GBAHawk (this is {1}). It may fail to load.";
 
 			if (!new FileInfo(filepath).Exists)
 			{
@@ -60,24 +57,9 @@ public static bool IsFromSameVersion(string filepath, out string msg)
 				msg = null;
 				return true;
 			}
-			string fmt;
-			if (cfgVersionStr == null)
-			{
-				fmt = MSGFMT_PRE_2_3_3;
-			}
-			else
-			{
-				var cfgVersion = VersionInfo.VersionStrToInt(cfgVersionStr);
-				if (cfgVersion < 0x02050000U)
-				{
-					fmt = MSGFMT_PRE_2_5;
-				}
-				else
-				{
-					var thisVersion = VersionInfo.VersionStrToInt(VersionInfo.MainVersion);
-					fmt = cfgVersion < thisVersion ? MSGFMT_OLDER : MSGFMT_NEWER;
-				}
-			}
+
+			string fmt = MSGFMT;
+
 			msg = string.Format(fmt, Path.GetFileName(filepath), VersionInfo.MainVersion, cfgVersionStr);
 			return false;
 		}

src/BizHawk.Client.EmuHawk/MainForm.Events.cs

@@ -1074,6 +1074,11 @@ private void ExternalToolMenuItem_DropDownOpening(object sender, EventArgs e)
 			}
 		}
 
+		private void AboutSubMenu_Click(object sender, EventArgs e)
+		{
+			ShowMessageBox(owner: null, "Current GBAHwak version: " + VersionInfo.MainVersion);
+		}
+
 		private void RamWatchMenuItem_Click(object sender, EventArgs e)
 		{
 			Tools.LoadRamWatch(true);

src/BizHawk.Common/VersionInfo.cs

@@ -11,7 +11,7 @@ public static partial class VersionInfo
 		/// Bump this immediately after release.
 		/// Only use '0'..'9' and '.' or it will fail to parse and the new version notification won't work.
 		/// </remarks>
-		public static readonly string MainVersion = "2.0.0";
+		public static readonly string MainVersion = "2.0.1";
 
 		public static string GetEmuVersion()
 			=> $"Version {MainVersion}";