CEC-377 Create multi-file updates (#71)

* Replace Deploy Package with Deploy Manifest page
Stub new controls for package files

* Add Release notes and ECU FIles to Create Manifest

* Add Release notes and ECU FIles to Create Manifest

* Oops

* Replace multi release notes with single url

* Implement multiple file uploads and progress

* Update snapshots

* Unused import

* Move file to end of form
Update progress layout

src/services/manifests.js

@@ -18,6 +18,13 @@ const manifestsAPI = {
     })
       .then(fetchRespHandler);
   },
+
+  createManifest: async (data, token) => fetch(`${API_ENDPOINT}/manifest`, {
+      method: "POST",
+      headers: Object.assign({ "Content-Type": "application/json" }, getAuthHeaderOptions(token)),
+      body: JSON.stringify(data),      
+    })
+      .then(fetchRespHandler),
 };
 
 export default manifestsAPI;