* don't append "?" to the url if no querystring is present in redirect()
* don't append "?" to the url if no querystring is present in redirect()


git-svn-id: 904c3530c5de344c0de4619037e54983ac2e2cdd@164544 c90b9560-bf6c-de11-be94-00142212c4b1

pear/HTTP_Header,pear/HTTP_Header2