Remove render mode presets

Fiddling with the backface culling and far clipping checkboxes when changing render mode is incompatible with storing all of those in the config file, as the mode stomps on the checkboxes when loading settings. Having those checkboxes changed out from under me is also proving to be quite annoying.

src/SHME.ExternalTool.Extras/RoamingSettings.cs

@@ -18,7 +18,7 @@ public static class DefaultRoamingSettings
 
 		public static readonly bool EnableOverlayCameraReporting;
 		public static readonly bool ReadLevelDataOnStageLoad;
-		public static readonly bool Antialiasing;
+		public static readonly bool Antialiasing = true;
 		public static readonly bool BackfaceCulling;
 		public static readonly bool FarClipping = true;
 		public static readonly decimal CrosshairLength = 2.5m;

src/SHME.ExternalTool/UI/BasicsTab.cs

@@ -360,21 +360,6 @@ private void CbxReadLevelDataOnStageLoad_CheckedChanged(object sender, EventArgs
 			_levelDataNeedsUpdate = true;
 		}
 
-		private void CmbRenderMode_SelectedIndexChanged(object sender, EventArgs e)
-		{
-			switch (CmbRenderMode.SelectedIndex)
-			{
-				case 1:
-					CbxBackfaceCulling.Checked = true;
-					CbxFarClipping.Checked = true;
-					break;
-				default:
-					CbxBackfaceCulling.Checked = false;
-					CbxFarClipping.Checked = true;
-					break;
-			}
-		}
-
 		private void Emu_StateLoaded(object sender, StateLoadedEventArgs e)
 		{
 			Pois.Clear();