fix vector-list

LICENSE

@@ -1,3 +1,5 @@
+MIT License
+
 Copyright 2024, Koka-Community Authors
 
 Koka-Community libraries are free software; You can redistribute it and/or modify it under the terms of this license. 
@@ -6,7 +8,6 @@ The files licensed under MIT are therefore freely available to be used in Koka a
 
 Some of this is licensed under Apache 2
 
-
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
@@ -15,7 +16,6 @@ THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR I
 
 END LICENSE
 
-
 The following files are licensed under Apache 2, as they are translated from the corresponding files in the Koka compiler
 - std/data/pretty/pprint.kk
 - std/data/pretty/printer.ki
@@ -25,7 +25,6 @@ Copyright 2024, Microsoft Research, Daan Leijen. Tim Whiting
 Koka is free software; You can redistribute it and/or
 modify it under the terms of this license.
 
-
 Apache License, Version 2.0
 Apache License
 Version 2.0, January 2004

std/data/vector-list.kk

@@ -11,7 +11,7 @@ import std/core-extras
 import std/test
 import std/core/unsafe
 import std/num/int64
-import std/data/hash/hash
+import std/data/hash
 /*
   todo
   list/vector-list
@@ -20,7 +20,7 @@ import std/data/hash/hash
   vector
 */
 extern import 
-  c file "hash/inline/hash"
+  c file "inline/hash"
 
 pub alias vlist<a> = vector-list<a> 
 
@@ -163,10 +163,10 @@ inline extern hash-vector-int64( v : vector<int64>, seed : int64 ) : int
 pub fun vlist/hash( v : vector-list<a>, ?hasher: (a, int64) -> int, ?seed : int64 ) : int
   val vec = unsafe-vector( v.size.ssize_t )
   for( v.size ) fn (i)
-    vec.unsafe-assign( i.ssize_t, hasher( v.data.unsafe-idx( i.ssize_t ), seed ).int64 )
-  hash-vector-int64( vec, seed )
+    vec.unsafe-assign( i.ssize_t, hasher( v.data.unsafe-idx( i.ssize_t ), ?seed ).int64 )
+  hash-vector-int64( vec, ?seed )
 
-ref struct something {i: int}
+reference struct something {i: int}
 fun test-vlist()  
   basic/test("vlist push")
     val vec = unit/vector-list()