Reverting "The previous code was throwing a 500 error. I fixed by importing billing inside the handler and removing 'response=self' (self doesn't exist). I also changed the sender because you were sending the IPN class and not the instance."
Reverting "The previous code was throwing a 500 error. I fixed by importing billing inside the handler and removing 'response=self' (self doesn't exist). I also changed the sender because you were sending the IPN class and not the instance."

This reverts commit 65f69f0d83ce1a5f1fc1f5c163b4cddabe138f45.

spookylukey/merchant,biddyweb/merchant,mjrulesamrat/merchant,spookylukey/merchant,digideskio/merchant,agiliq/merchant,digideskio/merchant,biddyweb/merchant,agiliq/merchant,mjrulesamrat/merchant