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/components/Layouts/__snapshots__/SideMenu.test.jsx.snap

@@ -56,7 +56,7 @@ exports[`SideMenu Authenticated 1`] = `
         <a
           aria-disabled="false"
           class="MuiButtonBase-root MuiListItem-root MuiListItem-gutters MuiListItem-button"
-          href="/updates"
+          href="/packages"
           role="button"
           tabindex="0"
         >
@@ -78,7 +78,7 @@ exports[`SideMenu Authenticated 1`] = `
         <a
           aria-disabled="false"
           class="MuiButtonBase-root MuiListItem-root MuiListItem-gutters MuiListItem-button"
-          href="/package-upload"
+          href="/package-create"
           role="button"
           tabindex="0"
         >
@@ -96,28 +96,6 @@ exports[`SideMenu Authenticated 1`] = `
           />
         </a>
       </li>
-      <li>
-        <a
-          aria-disabled="false"
-          class="MuiButtonBase-root MuiListItem-root MuiListItem-gutters MuiListItem-button"
-          href="/manifests"
-          role="button"
-          tabindex="0"
-        >
-          <div
-            class="MuiListItemText-root"
-          >
-            <span
-              class="MuiTypography-root MuiListItemText-primary MuiTypography-body1 MuiTypography-displayBlock"
-            >
-              Deploy Manifest
-            </span>
-          </div>
-          <span
-            class="MuiTouchRipple-root"
-          />
-        </a>
-      </li>
       <li>
         <a
           aria-disabled="false"