Fixing of searchItems method.
Fixing bug in type search.
Improvement: array_keys instead of array_unique .
Improvement: no count.
Improvement use empty instead of count > 0.
Adds html client for processing order payment update notifications
Adds new action for processing order payment update notifications
Conflict resolved.
Suppresses PHP notice if header was already sent so unit tests can be executed without errors
Merge pull request #186 from nsendetzky/master

Adds html client for processing order payment update notifications
Merge pull request #176 from doleiynyk/2013-05-14_Set_slice_for_type_in_searchItems

Improves fetching types in searchItems() and scales slice size
Improves text in ['url']['label'] in MShop/Service/Provider/Delivery/Default
Merge pull request #189 from dahoffmann/master

Improves URL label in default service delivery provider
Fixes MShop_Service_Provider_Payment_PayPalExpress.isImplemented() adding missing constant
Merge pull request #190 from dahoffmann/master

Fixes isImplemented() method in MShop_Service_Provider_Payment_PayPalExpress
Removes property $_communication duplicated through inheritance in MShop_Service_Provider_Payment_Abstract
Really removes , not just comments it out
Merge pull request #191 from dahoffmann/master

Removes unused property $_communication in MShop_Service_Provider_Payment_Abstract
adapt unittest.log filename
Merge pull request #192 from cmann2012/master

adapt unittest.log filename