Integrate PrestaShop1.5.3.1 with Click & Pledge

PrestaShop version 1.5.3.1 source code and manual with new features :-

1. Added new payment methods (eCheck,Invoice,Purchase Order)

2. Recurring contributions (Supported for Credit Card and eCheck)

3. Added dynamic data handling for Organization Information, Thank You
Message,Terms & Condition and Receipt setting in admin.