Add class MCF_File. Update packages

src/index.js

@@ -232,4 +232,23 @@ class MCF_DefinedObject {
     }
 }
 
-export {MCF_DefinedObject as definedObject};
+const fileDefinition = {
+  name:      {TYPE: 'string', required: true},
+  extension: {TYPE: 'string', required: true},
+  path:      {TYPE: 'string', required: true},
+  content:   {TYPE: 'string'},
+}
+
+class MCF_File extends MCF_DefinedObject {
+  constructor(params) {
+    super({
+      fields: fileDefinition,
+      value: params,
+    })
+  }
+}
+
+export {
+  MCF_DefinedObject as definedObject,
+  MCF_File,
+};