Fixed syntax error in App.elasticsearch_url()
Fixed syntax error in App.elasticsearch_url()

Closes #7, Fixes #6

/cc @ichthyos

karmi/elasticsearch-paramedic,Lensi/elasticsearch-paramedic,sidcarter/elasticsearch-paramedic,Lensi/elasticsearch-paramedic,Lensi/elasticsearch-paramedic,sidcarter/elasticsearch-paramedic,karmi/elasticsearch-paramedic,sidcarter/elasticsearch-paramedic