Added public files
Roughly added all public files. Probably missed some, though.
diff --git a/sys/living/helpers.h b/sys/living/helpers.h
new file mode 100644
index 0000000..4e3793a
--- /dev/null
+++ b/sys/living/helpers.h
@@ -0,0 +1,42 @@
+// MorgenGrauen MUDlib
+//
+// living/helpers.h -- Konstanten und Methoden fuer Hilfsobjekte
+//
+// $Id: moneyhandler.h,v 3.1 1997/02/12 13:29:09 Wargon Exp %
+
+#ifndef __LIVING_HELPERS_H__
+#define __LIVING_HELPERS_H__
+
+// Properties
+
+#define P_HELPER_OBJECTS "lib_p_helper_objects"
+
+#define P_AQUATIC_HELPERS "lib_p_aquatic_helpers"
+#define P_AERIAL_HELPERS "lib_p_aerial_helpers"
+
+// Defines fuer Helferobjekt-Typen und Rueckgabewerte
+
+#define HELPER_TYPE_AQUATIC 1
+#define HELPER_TYPE_AERIAL 2
+
+#define HELPER_NO_CALLBACK_OBJECT -1
+#define HELPER_ALREADY_LISTED -2
+#define HELPER_NOTHING_TO_UNREGISTER -3
+#define HELPER_SUCCESS 1
+
+#endif // __LIVING_HELPERS_H__
+
+// Prototypes
+
+#ifdef NEED_PROTOTYPES
+
+#ifndef __LIVING_HELPERS_H_PROTO__
+#define __LIVING_HELPERS_H_PROTO__
+
+int RegisterHelperObject(object helper, int type, mixed callback);
+int UnregisterHelperObject(object helper, int type);
+
+#endif // __LIVING_HELPERS_H_PROTO__
+
+#endif // NEED_PROTOYPES
+