files2.0: updates for file type split

License: MIT
Signed-off-by: Łukasz Magiera <magik6k@gmail.com>

unixfs.go

@@ -23,13 +23,13 @@ type UnixfsAPI interface {
 	// Add imports the data from the reader into merkledag file
 	//
 	// TODO: a long useful comment on how to use this for many different scenarios
-	Add(context.Context, files.File, ...options.UnixfsAddOption) (ResolvedPath, error)
+	Add(context.Context, files.Node, ...options.UnixfsAddOption) (ResolvedPath, error)
 
 	// Get returns a read-only handle to a file tree referenced by a path
 	//
 	// Note that some implementations of this API may apply the specified context
 	// to operations performed on the returned file
-	Get(context.Context, Path) (files.File, error)
+	Get(context.Context, Path) (files.Node, error)
 
 	// Ls returns the list of links in a directory
 	Ls(context.Context, Path) ([]*ipld.Link, error)