add account overview, cleanup

Change-Id: I176af7a7688f38cb30eb7d65fa3e00e55f10da6f
diff --git a/client/src/components/loading.js b/client/src/components/loading.js
new file mode 100644
index 0000000..198b993
--- /dev/null
+++ b/client/src/components/loading.js
@@ -0,0 +1,8 @@
+import { CircularProgress, Container } from '@material-ui/core';
+import React from 'react';
+
+export default function LoadingPage() {
+    return <Container style={{ textAlign: "center" }}>
+        <CircularProgress style={{ margin: 32 }} />
+    </Container>
+}
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