Cleaning technical debt (#192)

* abstract Space component to switch out Map

* basic viewing possible

* restructure components dir

* all jsx --> js

* App.jsx --> App.js

* comment out 3d for now

src/components/atoms/NoSource.js

@@ -0,0 +1,19 @@
+import React from "react";
+
+const NoSource = ({ failedUrls }) => {
+  return (
+    <div className="no-source-container">
+      <div className="no-source-row">
+        <p>
+          <i className="material-icons no-source-icon">error</i>
+        </p>
+        <p>
+          No media found, as the original media has not yet been uploaded to the
+          platform.
+        </p>
+      </div>
+    </div>
+  );
+};
+
+export default NoSource;