updated __init__ and get_url methods to have more explicit kwargs
updated __init__ and get_url methods to have more explicit kwargs

dimagi/commcare-hq,SEL-Columbia/commcare-hq,dimagi/commcare-hq,puttarajubr/commcare-hq,qedsoftware/commcare-hq,qedsoftware/commcare-hq,puttarajubr/commcare-hq,gmimano/commcaretest,dimagi/commcare-hq,SEL-Columbia/commcare-hq,qedsoftware/commcare-hq,SEL-Columbia/commcare-hq,qedsoftware/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq,puttarajubr/commcare-hq,gmimano/commcaretest,puttarajubr/commcare-hq,qedsoftware/commcare-hq,gmimano/commcaretest