Work on NVP iterator
Return $this in values for builder syntax.

Signed-off-by: Guillaume Poirier-Morency <guillaumepoiriermorency@gmail.com>
Utility functions in GetExpressCheckoutDetails to fetch item and payment data.

Template to present a getexpresscheckoutdetails response.

Signed-off-by: Guillaume Poirier-Morency <guillaumepoiriermorency@gmail.com>
$validation in PayPal_Validation_Exception should be public.
Added documentation.
Redirect url is passed through URL::site and URL::query.

Signed-off-by: Guillaume Poirier-Morency <guillaumepoiriermorency@gmail.com>
Fix #2591 Utiliser PayPal pour tester l'adresse que l'utilisateur fournit

Signed-off-by: Guillaume Poirier-Morency <guillaumepoiriermorency@gmail.com>
Merge remote-tracking branch 'origin/3.2/develop' into 3.2/master

Conflicts:
	classes/kohana/request/paypal.php

Signed-off-by: Guillaume Poirier-Morency <guillaumepoiriermorency@gmail.com>