Added FM_KeyValue and get_kv/set_kv natives.

Removed pev natives.

Probably fixed something in DLLFunc_ClientUserInfoChanged.

dlls/fakemeta/fm_tr.h

@@ -2,7 +2,7 @@
 #define _INCLUDE_TR_H
 
 extern TraceResult *gfm_tr;
-
+extern KeyValueData *g_fm_keyValueData; // JGHG: Yeah yeah I know this doesn't fit in here. Then again, neither does gaben.
 enum
 {
 	TR_AllSolid,
@@ -17,6 +17,14 @@ enum
 	TR_iHitgroup,
 };
 
+enum KeyValue
+{
+	KV_ClassName,
+    KV_KeyName,
+	KV_Value,
+	KV_fHandled
+};
+
 extern AMX_NATIVE_INFO tr_Natives[];
 
 #endif //_INCLUDE_TR_H