Replace importer with AJAX powered; better error handling #443 (#447)

* Replace importer with AJAX powered; better error handling #443

* Formatting

* Fix command line importer

modules/Installer/Services/Importer/Importers/RankImport.php

@@ -7,12 +7,14 @@ use Modules\Installer\Services\Importer\BaseImporter;
 
 class RankImport extends BaseImporter
 {
+    protected $table = 'ranks';
+
     public function run($start = 0)
     {
         $this->comment('--- RANK IMPORT ---');
 
         $count = 0;
-        foreach ($this->db->readRows('ranks') as $row) {
+        foreach ($this->db->readRows($this->table, $start) as $row) {
             $rank = Rank::firstOrCreate(['name' => $row->rank], [
                     'image_url' => $row->rankimage,
                     'hours'     => $row->minhours,