#355 Calculate distance button (#366)

* #355 Calculate distance button in add/edit Flight page

* Styling

* Move add/edit flight logic out of controller and into service layer

* Styling

* Formatting

* Run styleci against modules dir

* Styleci config

* Style fixes in /modules

modules/Sample/Config/config.php

@@ -1,5 +1,5 @@
 <?php
 
 return [
-    'name' => 'Sample'
+    'name' => 'Sample',
 ];