Contact small edits

- Adjust behaviour when selecting "Send user e-mail with login details?" (show reset link OR prompt user to change password if tech set one)
- Email wording change (remove ITFlow reference and replace with MSP name)
- Show contact PIN in the portal
- Bump password min length to 8 (and enforce on tech side)
- Bugfix undefined send_email value

portal/profile.php

@@ -13,6 +13,7 @@ require_once('inc_portal.php');
 
     <p>Name: <?php echo $session_contact_name ?></p>
     <p>Email: <?php echo $session_contact_email ?></p>
+    <p>PIN: <?php echo $session_contact_pin ?></p>
     <p>Client: <?php echo $session_client_name ?></p>
     <br>
     <p>Client Primary Contact: <?php if ($session_contact_primary == 1) {echo "Yes"; } else {echo "No";} ?></p>
@@ -35,7 +36,7 @@ require_once('inc_portal.php');
                     <div class="input-group-prepend">
                         <span class="input-group-text"><i class="fa fa-fw fa-lock"></i></span>
                     </div>
-                    <input type="password" class="form-control" minlength="6" required data-toggle="password" name="new_password" placeholder="Leave blank for no change" autocomplete="new-password">
+                    <input type="password" class="form-control" minlength="8" required data-toggle="password" name="new_password" placeholder="Leave blank for no change" autocomplete="new-password">
                 </div>
             </div>
             <button type="submit" name="edit_profile" class="btn btn-primary text-bold mt-3"><i class="fas fa-check mr-2"></i>Save password</button>