Added public files
Roughly added all public files. Probably missed some, though.
diff --git a/sys/player/potion.h b/sys/player/potion.h
new file mode 100644
index 0000000..08b81b1
--- /dev/null
+++ b/sys/player/potion.h
@@ -0,0 +1,34 @@
+// MorgenGrauen MUDlib
+//
+// player/potion.h -- potion services
+//
+// $Id: potion.h 9117 2015-01-25 11:25:14Z Zesstra $
+
+#ifndef __PLAYER_POTION_H__
+#define __PLAYER_POTION_H__
+
+// properties
+
+#define P_POTIONROOMS "potionrooms"
+#define P_KNOWN_POTIONROOMS "known_potionrooms"
+#define P_TRANK_FINDEN "trank_finden"
+
+// veraltete Props, lang unbenutzt.
+#define P_VISITED_POTIONROOMS "visited_potionrooms"
+#define P_BONUS_POTIONS "bonus_potions"
+
+#endif // __PLAYER_POTION_H__
+
+#ifdef NEED_PROTOTYPES
+
+#ifndef __PLAYER_POTION_H_PROTO__
+#define __PLAYER_POTION_H_PROTO__
+
+// prototypes
+
+varargs int FindPotion(string s);
+
+#endif // __PLAYER_POTION_H_PROTO__
+
+#endif // NEED_PROTOYPES
+