When it comes to Gmail, I’m a native app loyalist. Try as I might to explore third-party clients for Android or iPhone — and yes, even my Mac — I always come back around to Google’s own app for simplicity’s sake. So anytime the company says meaningful improvements are coming, it’s cause for celebration. This particular Friday is one of those days: the mobile Gmail app will now display “top results” whenever you do a search, and Google at least claims that these are likely to…