Moving lib.
Implementing File logger.
Fixes file logger and uses it in the test helpers.
Removing zendlib from manifest.
Merge https://github.com/Arcavias/arcavias-core into 2013-05-15_Move_zendlib
Marking tests incomplete which use zendlib.
Merge pull request #190 from dahoffmann/master

Fixes isImplemented() method in MShop_Service_Provider_Payment_PayPalExpress
Merge pull request #191 from dahoffmann/master

Removes unused property $_communication in MShop_Service_Provider_Payment_Abstract
adapt unittest.log filename
Adding unit tests for logger file, using markTestSkipped.
Merge pull request #192 from cmann2012/master

adapt unittest.log filename
Removing silence operator.
Merge https://github.com/Arcavias/arcavias-core into 2013-05-15_Move_zendlib
Fixes PHP notice in catalog list template and adapts case of PayPal parameter to match the case sent by PayPal server
Merge https://github.com/Arcavias/arcavias-core
Using better variable name and exception message.
Adapts test for changed token name
Merge pull request #193 from nsendetzky/master

 Fixes PHP notice in catalog list template and adapts case of PayPal parameter to match the case sent by PayPal server
Improves usability by providing buttons to retry the order if the payment failed
Minor improvement