Split up mapgen.cpp

build/android/jni/Android.mk

src/CMakeLists.txt

src/emerge.cpp

src/emerge.h

src/map.cpp

src/mapgen.cpp

src/mapgen.h

src/mapgen_v6.cpp

src/mapgen_v7.cpp

src/mg_biome.cpp

src/mg_biome.h

src/mg_decoration.cpp

src/mg_decoration.h

src/mg_ore.cpp

src/mg_ore.h

src/mg_schematic.cpp

src/mg_schematic.h

src/script/common/c_content.cpp

src/script/lua_api/l_mapgen.cpp

src/server.cpp