Attempt to fix a problem with the factory mappings of objects residing in different source files than the prototype objects that fill them in

src/clientobject.cpp

@@ -26,8 +26,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 	ClientActiveObject
 */
 
-core::map<u16, ClientActiveObject::Factory> ClientActiveObject::m_types;
-
 ClientActiveObject::ClientActiveObject(u16 id):
 	ActiveObject(id)
 {

src/content_cao.cpp

@@ -21,6 +21,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "tile.h"
 #include "environment.h"
 
+core::map<u16, ClientActiveObject::Factory> ClientActiveObject::m_types;
+
 /*
 	TestCAO
 */

src/content_sao.cpp

@@ -21,6 +21,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "collision.h"
 #include "environment.h"
 
+core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
+
 /*
 	TestSAO
 */

src/serverobject.cpp

@@ -21,8 +21,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <fstream>
 #include "inventory.h"
 
-core::map<u16, ServerActiveObject::Factory> ServerActiveObject::m_types;
-
 ServerActiveObject::ServerActiveObject(ServerEnvironment *env, u16 id, v3f pos):
 	ActiveObject(id),
 	m_known_by_count(0),