docs: fix types

README.md

@@ -608,17 +608,20 @@ export interface File {
   file.filepath: string;
 
   // The name this file had according to the uploading client.
-  file.name: string | null;
+  file.originalFilename: string | null;
+
+  // calculated based on options provided
+  file.newFilename: string | null;
 
   // The mime type of this file, according to the uploading client.
-  file.type: string | null;
+  file.mimetype: string | null;
 
   // A Date object (or `null`) containing the time this file was last written to.
   // Mostly here for compatibility with the [W3C File API Draft](http://dev.w3.org/2006/webapi/FileAPI/).
-  file.lastModifiedDate: Date | null;
+  file.mtime: Date | null;
 
   file.hashAlgorithm: false | |'sha1' | 'md5' | 'sha256'
-  // If `options.hashAlgorithm` calculation was set, you can read the hex digest out of this var.
+  // If `options.hashAlgorithm` calculation was set, you can read the hex digest out of this var (at the end it will be a string)
   file.hash: string | object | null;
 }
 ```