Merge branch 'fronkdev' into 'master'

Added customer number to credit invoice csv expot

See merge request fronk/thetool!597

Layout/default/Invoice/invoicepositions.csv.php

@@ -21,7 +21,7 @@ foreach($invoice->positions as $p):
     if($p->contract_id) {
         $credit = $p->contract;
         foreach($credit->linkFrom as $link) {
-            if($link->type == "credit" && $link->origin->termination_id) {
+            if($link->type == "credit") {
                 $contract = $link->origin;
                 $credit_custnum = $contract->owner->customer_number;
                 break;