[payex] transaction callback examples.
add store notifcation payex specific action.
fix action class name.
use sale purchase method.
update payum bundle with correct http status processing.
Merge pull request #18 from Payum/payex-transaction-callbacks

Payex transaction callbacks
Merge branch '0.5'

Conflicts:
	composer.lock
add jms payment bridge usage.
Merge pull request #22 from Payum/jms-payment-paypal-example-v5

add jms payment bridge usage.
update bundle.
stripe via omnipay example.
Merge pull request #23 from Payum/omnipay-stripe-example

Omnipay stripe example
Merge branch '0.5'

Conflicts:
	app/SymfonyRequirements.php
	composer.json
	composer.lock
[paypal] add examples descriptions, show payum config.
Merge pull request #24 from Payum/paypal-add-paypal-user-to-be-used-to-test

[paypal] add examples descriptions, show payum config.
reworked security.
changes related to security
fix examples after security changes
Merge pull request #25 from Payum/security

[WIP] reworked security.
update deps.