Add array::zip and Related Macros (#2370)

* zip / zip_into
* Deprecate `add_array` in favour of `push_all` on lists.
* Add support for generic lists for zip.

---------

Co-authored-by: Christoffer Lerno <christoffer@aegik.com>

lib/std/core/mem_allocator.c3

@@ -317,6 +317,23 @@ macro clone(Allocator allocator, value) @nodiscard
 	return new(allocator, $typeof(value), value);
 }
 
+<*
+ @param [&inout] allocator : "The allocator used to clone"
+ @param slice : "The slice to clone"
+ @return "A pointer to the cloned slice"
+
+ @require @typekind(slice) == SLICE || @typekind(slice) == ARRAY
+*>
+macro clone_slice(Allocator allocator, slice) @nodiscard
+{
+	var $Type = $typeof(slice[0]);
+
+	$Type[] new_arr = new_array(allocator, $Type, slice.len);
+	mem::copy(new_arr.ptr, &slice[0], slice.len * $Type.sizeof);
+
+	return new_arr;
+}
+
 <*
  Clone overaligned values. Must be released using free_aligned.