Added new line at the end of files. [skip ci]

app/Support/Twig/Budget.php

@@ -50,4 +50,4 @@ class Budget extends Twig_Extension
     {
         return 'FireflyIII\Support\Twig\Budget';
     }
-}
+}

app/Support/Twig/General.php

@@ -143,4 +143,4 @@ class General extends Twig_Extension
         return 'FireflyIII\Support\Twig\General';
     }
 
-}
+}

app/Support/Twig/Journal.php

@@ -96,4 +96,4 @@ class Journal extends Twig_Extension
     {
         return 'FireflyIII\Support\Twig\Journals';
     }
-}
+}

app/Support/Twig/PiggyBank.php

@@ -39,4 +39,4 @@ class PiggyBank extends Twig_Extension
     {
         return 'FireflyIII\Support\Twig\PiggyBank';
     }
-}
+}