Refactor and add importer to Installer module #443 (#444)

* Refactor and add importer to Installer module #443

* Refactor for finances to use in import

* Import groups into roles

* Formatting

* Formatting

* Add interface in installer for import

* Notes about importing

* Check for installer folder

* Formatting

* Fix pirep->user mapping

* Unused import

* Formatting

app/Http/Middleware/RedirectIfAuthenticated.php

@@ -2,21 +2,14 @@
 
 namespace App\Http\Middleware;
 
+use App\Contracts\Middleware;
 use Closure;
+use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Auth;
 
-class RedirectIfAuthenticated
+class RedirectIfAuthenticated implements Middleware
 {
-    /**
-     * Handle an incoming request.
-     *
-     * @param \Illuminate\Http\Request $request
-     * @param \Closure                 $next
-     * @param string|null              $guard
-     *
-     * @return mixed
-     */
-    public function handle($request, Closure $next, $guard = null)
+    public function handle(Request $request, Closure $next, $guard = null)
     {
         if (Auth::guard($guard)->check()) {
             return redirect('/');