Fix runtime with wxWidgets-3.2
From Debian

Index: src/launcher/scorched/main.cpp
--- src/launcher/scorched/main.cpp.orig
+++ src/launcher/scorched/main.cpp
@@ -26,6 +26,7 @@
 #include <graph/OptionsDisplay.h>
 #include <wx/wx.h>
 #include <wx/utils.h>
+#include <wx/sizer.h>
 #include <locale.h>
 #include <math.h>
 #include <signal.h>
@@ -85,6 +86,8 @@ int main(int argc, char *argv[])
 	{
 		ScorchedParams::instance()->getSDLInitVideo() = true;
 	}
+
+	wxSizerFlags::DisableConsistencyChecks();
 
 #ifdef _WIN32
 		wxEntry((WXHINSTANCE) (HINSTANCE) GetModuleHandle(NULL),
