Add save & update functionality to positions

Tooltips also added, as well as a general configuration file for Mojang Status URL.
Relationships were also added between forms and Vacancies.
Status verification for the dashboard was moved to a Service Provider, where it adds log entries when cache expires.
Authentication controllers were also updated to reflect the new dashboard URL.

database/migrations/2020_04_29_022642_create_vacancies_table.php

@@ -22,6 +22,8 @@ class CreateVacanciesTable extends Migration
             $table->bigInteger('vacancyFormID')->unsigned();
             $table->integer('vacancyCount')->default(3);
             $table->timestamps();
+
+            $table->foreign('vacancyFormID')->references('id')->on('forms');
         });
     }