Added public files

Roughly added all public files. Probably missed some, though.
diff --git a/items/fishing/aquarium/rochen.c b/items/fishing/aquarium/rochen.c
new file mode 100644
index 0000000..b338d28
--- /dev/null
+++ b/items/fishing/aquarium/rochen.c
@@ -0,0 +1,17 @@
+#include <language.h>
+#include <properties.h>
+#include <fishing.h>
+
+inherit STD_FISCH;
+
+protected void create() {
+   if (!clonep(this_object())) return;
+  ::create();
+  AddId(({"rochen","nagelrochen"}));
+  SetProp(P_NAME,"Rochen" );
+  SetProp(P_GENDER,MALE);
+  SetProp(P_SHORT,"Ein Rochen" );
+  SetProp(P_LONG,"Ein kleiner Nagelrochen.\n");
+  SetProp(P_VALUE,60);
+  SetProp(P_WEIGHT, 300);
+}