added curl as debugging tool
added curl as debugging tool

sonata-nfv/son-examples,sonata-nfv/son-examples,edmaas/son-examples,sonata-nfv/son-examples,sonata-nfv/son-examples,edmaas/son-examples,edmaas/son-examples,sonata-nfv/son-examples,edmaas/son-examples,edmaas/son-examples,sonata-nfv/son-examples,edmaas/son-examples,edmaas/son-examples,sonata-nfv/son-examples,sonata-nfv/son-examples,sonata-nfv/son-examples,edmaas/son-examples