Revised jsonp unit tests and added a test for when the jsonp option is set to false.
Revised jsonp unit tests and added a test for when the jsonp option is set to false.

ilyakharlamov/jquery-xul,npmcomponent/component-jquery,fat/jquery,gnarf/jquery,jquery/jquery,jquery/jquery,roytoo/jquery,scottjehl/jquery,gnarf/jquery,praveen9102/Shazam,Karyotyper/jquery,jcutrell/jquery,sancao2/jquery,RubyLouvre/jquery,ilyakharlamov/jquery-xul,sancao2/jquery,jquery/jquery,Karyotyper/jquery,isaacs/jquery,diracdeltas/jquery,sancao2/jquery,eburgos/jquery,rwaldron/jquery,scottjehl/jquery,isaacs/jquery,hoorayimhelping/jquery,diracdeltas/jquery,npmcomponent/component-jquery,eburgos/jquery,fat/jquery,kpozin/jquery-nodom,roytoo/jquery,chitranshi/jquery,jcutrell/jquery,demetr84/Jquery,diracdeltas/jquery,roytoo/jquery,RubyLouvre/jquery,kpozin/jquery-nodom,rwaldron/jquery,demetr84/Jquery,eburgos/jquery,quiaro/request-agent,hoorayimhelping/jquery,chitranshi/jquery,praveen9102/Shazam,dtjm/jquery,Karyotyper/jquery,dtjm/jquery