Merge tag '12.0-beta1' into jgrpp-beta

# Conflicts:
#	CMakeLists.txt
#	bin/ai/CMakeLists.txt
#	bin/game/CMakeLists.txt
#	src/build_vehicle_gui.cpp
#	src/console_cmds.cpp
#	src/core/overflowsafe_type.hpp
#	src/fios.cpp
#	src/lang/english.txt
#	src/lang/german.txt
#	src/lang/korean.txt
#	src/lang/polish.txt
#	src/network/core/game_info.cpp
#	src/network/core/game_info.h
#	src/network/core/tcp_game.cpp
#	src/network/core/tcp_game.h
#	src/network/network.cpp
#	src/network/network_client.cpp
#	src/network/network_client.h
#	src/network/network_coordinator.cpp
#	src/network/network_gui.cpp
#	src/network/network_server.cpp
#	src/network/network_server.h
#	src/newgrf_engine.cpp
#	src/openttd.cpp
#	src/rev.cpp.in
#	src/settings_type.h
#	src/train.h
#	src/train_cmd.cpp

src/newgrf_config.h

@@ -244,10 +244,6 @@ char *GRFBuildParamList(char *dst, const GRFConfig *c, const char *last);
 /* In newgrf_gui.cpp */
 void ShowNewGRFSettings(bool editable, bool show_params, bool exec_changes, GRFConfig **config);
 
-/** For communication about GRFs over the network */
-#define UNKNOWN_GRF_NAME_PLACEHOLDER "<Unknown>"
-GRFTextWrapper FindUnknownGRFName(uint32 grfid, uint8 *md5sum, bool create);
-
 void UpdateNewGRFScanStatus(uint num, const char *name);
 void UpdateNewGRFConfigPalette(int32 new_value = 0);