Paypal Payment Gateway for Subscription Module

Requires Subscription Module 0.85 or higher!!!

VERSION 0.85pre:
Updated to support 0.85pre

VERSION 0.70:
Choose between Paypal Web payments or Paypal Subscription Payments.
Supports Paypal Recurring Billing for Subscription Payments.
Manage Preferences from Module Admin.
Many bug fixes.

VERSION 0.61:
Fixes bug for non-USD payments.