Rework sidebar selection

Summary:
- Make sure newly connecting apps are automatically selected
- Improved the sidebar UI by using more consistent, spacious styling, and giving some more attention to error states

Reviewed By: passy

Differential Revision: D18505636

fbshipit-source-id: 18b2c8e78be13aabb3a54c60553f6b0d1e613b27

src/plugin.tsx

@@ -265,3 +265,10 @@ export class FlipperPlugin<
     this.init();
   }
 }
+
+export function sortPluginsByName(
+  a: typeof FlipperBasePlugin,
+  b: typeof FlipperBasePlugin,
+): number {
+  return (a.title || a.id) > (b.title || b.id) ? 1 : -1;
+}