added currency helpers

Author: chapdel

src/FuncServiceProvider.php

@@ -1,6 +1,7 @@
 <?php
 
 namespace NotchAfrica\Func;
+
 use NotchAfrica\Func\Commands\CurrencyCleanup;
 use NotchAfrica\Func\Commands\CurrencyHydrate;
 use NotchAfrica\Func\Commands\CurrencySeed;

src/helpers.php

@@ -1,6 +1,5 @@
 <?php
 
-
 use NotchAfrica\Func\Currency;
 
 if (! function_exists('currency')) {