Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/console_gui.cpp
	src/genworld_gui.cpp
	src/group_gui.cpp
	src/misc_gui.cpp
	src/settings_gui.cpp
	src/widgets/settings_widget.h

src/script/api/script_date.cpp

@@ -14,6 +14,8 @@
 #include "script_date.hpp"
 #include "../../date_func.h"
 
+#include "../../safeguards.h"
+
 /* static */ bool ScriptDate::IsValidDate(Date date)
 {
 	return date >= 0;