Added test for utils.Requester
Added test for utils.Requester

JohnLZeller/jenkinsapi,imsardine/jenkinsapi,aerickson/jenkinsapi,salimfadhley/jenkinsapi,salimfadhley/jenkinsapi,aerickson/jenkinsapi,mistermocha/jenkinsapi,domenkozar/jenkinsapi,imsardine/jenkinsapi,domenkozar/jenkinsapi,JohnLZeller/jenkinsapi,zaro0508/jenkinsapi,mistermocha/jenkinsapi,jduan/jenkinsapi,mistermocha/jenkinsapi,zaro0508/jenkinsapi,imsardine/jenkinsapi,zaro0508/jenkinsapi,jduan/jenkinsapi,JohnLZeller/jenkinsapi