Add user invitation facilities RSM-5

Adds user invitation to teams, and framework for assigning taems
Also adds user acc. deletion.

app/Http/Requests/UserDeleteRequest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Support\Facades\Auth;
+
+class UserDeleteRequest extends FormRequest
+{
+    /**
+     * Determine if the user is authorized to make this request.
+     *
+     * @return bool
+     */
+    public function authorize()
+    {
+        return true;
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        if (Auth::user()->has2FA())
+        {
+            return [
+                'currentPassword' => 'required|password:web',
+                'otp' => 'required|integer|max:6'
+            ];
+        }
+
+        return [
+            'currentPassword' => 'required|password:web'
+        ];
+    }
+}