Merge branch 'master' into jgrpp

# Conflicts:
#	.gitignore
#	CMakeLists.txt
#	src/3rdparty/optional/optional.hpp
#	src/group_cmd.cpp
#	src/industry_cmd.cpp
#	src/misc_gui.cpp
#	src/video/sdl2_v.cpp

src/script/api/CMakeLists.txt

@@ -131,6 +131,10 @@ foreach(API "ai;AI" "game;GS" "template;Template")
     )
 endforeach()
 
+if(OPTION_TOOLS_ONLY)
+    return()
+endif()
+
 add_library(openttd::script_api ALIAS script_api)