move rarely used fcn from game_events to a support namespace

src/game_events/action_wml.cpp

@@ -53,6 +53,7 @@
 #include "replay.hpp"
 #include "random_new.hpp"
 #include "resources.hpp"
+#include "scripting/game_lua_kernel.hpp"
 #include "side_filter.hpp"
 #include "sound.hpp"
 #include "soundsource.hpp"
@@ -502,6 +503,10 @@ namespace { // Support functions
 		resources::screen->invalidate_all();
 	}
 
+	void handle_event_commands(const queued_event& event_info, const vconfig &cfg) {
+		assert(resources::lua_kernel);
+		resources::lua_kernel->run_wml_action("command", cfg, event_info);
+	}
 } // end anonymous namespace (support functions)
 
 void handle_deprecated_message(const config& cfg)

src/game_events/handlers.cpp

@@ -469,8 +469,10 @@ void event_handler::handle_event(const queued_event& event_info, handler_ptr& ha
 		handler_p.reset();
 	}
 	// *WARNING*: At this point, dereferencing this could be a memory violation!
+	// ^ this comment does not refer to resources::lua_kernel below, but to the vconfig
 
-	handle_event_commands(event_info, vcfg);
+	assert(resources::lua_kernel);
+	resources::lua_kernel->run_wml_action("command", vcfg, event_info);
 }
 
 bool event_handler::matches_name(const std::string &name) const

src/game_events/pump.cpp

@@ -425,12 +425,6 @@ void put_wml_message(const std::string& logger, const std::string& message, bool
 	}
 }
 
-void handle_event_commands(const queued_event& event_info, const vconfig &cfg)
-{
-	assert(resources::lua_kernel);
-	resources::lua_kernel->run_wml_action("command", cfg, event_info);
-}
-
 bool fire(const std::string& event,
           const entity_location& loc1,
           const entity_location& loc2,

src/game_events/pump.hpp

@@ -99,11 +99,6 @@ namespace game_events
 	/// really be pushed into the wml_messages_stream, and does it.
 	void put_wml_message(const std::string& logger, const std::string& message, bool in_chat);
 
-	/**
-	 * Runs the action handler associated to the command sequence @a cfg.
-	 */
-	void handle_event_commands(const queued_event &event_info, const vconfig &cfg);
-
 	/**
 	 * Function to fire an event.
 	 *