Added request at29487

1) New hookable Engine func: GetInfoKeyBuffer
2) New GameDLL func that can be called via engfunc: GetInfoKeyBuffer
3) New native: copy_infokey_buffer that copies data out of the specified info key buffer
4) EngFunc_InfoKeyValue, EngFunc_SetKeyValue, and EngFunc_SetClientKeyValue have been reworked
    so that they expect pointers to an info key buffer in order to work properly o_O
5) Added some error messages to get_tr

dlls/fakemeta/Makefile

@@ -15,7 +15,7 @@ BIN_SUFFIX_32 = amxx_i386.so
 BIN_SUFFIX_64 = amxx_amd64.so
 
 OBJECTS = sdk/amxxmodule.cpp dllfunc.cpp engfunc.cpp fakemeta_amxx.cpp pdata.cpp forward.cpp \
-	fm_tr.cpp pev.cpp glb.cpp fm_tr2.cpp
+	fm_tr.cpp pev.cpp glb.cpp fm_tr2.cpp misc.cpp
 
 LINK =