client orders + apróbb javítások
Merge branch 'etkeztetes' of https://github.com/mbence/csaladsegito into etkeztetes

Conflicts:
	src/JCSGYK/AdminBundle/Entity/ClientOrder.php
	src/JCSGYK/AdminBundle/Entity/ClientOrderRepository.php
	src/JCSGYK/AdminBundle/Services/InvoiceService.php
client orders