Added public files

Roughly added all public files. Probably missed some, though.
diff --git a/doc/props/P_DEFUEL_LIMIT_FOOD b/doc/props/P_DEFUEL_LIMIT_FOOD
new file mode 100644
index 0000000..26e33fd
--- /dev/null
+++ b/doc/props/P_DEFUEL_LIMIT_FOOD
@@ -0,0 +1,21 @@
+NAME:
+    P_DEFUEL_LIMIT_FOOD                          "defuel_limit_food"
+
+DEFINIERT IN:
+    /sys/defuel.h
+
+BESCHREIBUNG:
+    Enthaelt die rassenabhaengige minimale Menge an Essen, ab dem ein
+    Enttankvorgang fuer den Spieler moeglich ist.
+    
+SIEHE AUCH:
+     Aehnlich:  P_DEFUEL_TIME_FOOD, P_DEFUEL_TIME_DRINK
+                P_DEFUEL_LIMIT_DRINK,
+                P_DEFUEL_AMOUNT_FOOD, P_DEFUEL_AMOUNT_DRINK
+     Methoden:  defuel_drink, defuel_food
+     Tanken:    consume, drink_alcohol, drink_soft, eat_food
+     Weitere:   P_DRINK, P_FOOD, P_ALCOHOL, P_SP, P_HP,
+                P_DEFUEL_TIME_FOOD, P_DEFUEL_TIME_DRINK
+     Konzepte:  heilung, enttanken, food
+
+9. August 2015 Gloinson