Cleaned up location controller, responsive fix

The Location Controller was getting too heavy so an Update and
Maintenance service class was created to offload most of it's
functionality. Location upating was moved to LocationRepository

There was also a small issue with responsive list links not adapting
properly in Safari that was fixed

app/Services/MaintenanceService.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\Location;
+
+class MaintenanceService
+{
+    //TODO: maintenance script to set locations to inactive if they haven't been updated
+    // over 90 days
+
+    //$diff=date_diff($location->updated_at, new DateTime());
+    //$days = $diff->format("%R%a days")
+
+    //$interval = $location->updated_at->diff(new DateTime());
+    //$days = $interval->format("%a");
+
+    //get all locations and sort which are present in unified or not
+    /*
+    $sorted    = [];
+    $listed    = 0;
+    $notlisted = 0;
+    foreach (Location::all() as $location) {
+        if (array_search($location->url, array_column($unified, 'url'))) {
+            ++$listed;
+            // locations present in unfied, so updated
+            array_push($sorted, [
+                'location' => $location,
+                'listed'   => true
+            ]);
+        } else {
+            ++$notlisted;
+            //locations not present
+            array_push($sorted, [
+                'location' => $location,
+                'listed'   => false
+            ]);
+        }
+    };
+    */
+}