Merge pull request #548 from nsendetzky/master

Doesn't overwrite phing properties and improves catalog list layout
Merge pull request #534 from cookiekiller/language_picker

Adds a selector for the used language in the admin interface
Merge pull request #549 from nsendetzky/master

Makes stock retrieval and CSS more robust, removes layout directory name
Merge pull request #550 from cookiekiller/show_selected_language

Shows the currently selected language
Merge pull request #551 from nsendetzky/master

Adds config for to all generated URLs
Merge pull request #552 from nsendetzky/master

Fixes wrong parameter in set() method for decorators
Merge pull request #553 from nsendetzky/master

Makes layout more robust agains inherited CSS rules
Merge pull request #554 from nsendetzky/master

Sets margin and padding for last seen and suggested items
Merge pull request #555 from nsendetzky/master

Removes suggestion box if none are available and reduces the size of the price in the detail view
Merge pull request #556 from cookiekiller/master

Fix singleton for domain store
Merge pull request #557 from nsendetzky/master

Adds missing ListUIs and ItemUIs for managing several types
Merge pull request #558 from nsendetzky/master

Enforces account e-mail configuration for PayPalExpress
Merge pull request #559 from nsendetzky/master

Minor layout improvements
Merge pull request #560 from nsendetzky/master

Minor layout improvement for small basket
Merge pull request #561 from nsendetzky/master

Enforces alignment of "Add to basket" button
Merge pull request #565 from nsendetzky/master

Adds check for invalid path to the manager class
Merge pull request #566 from nsendetzky/master

Improves layout stability and basket position
Merge pull request #567 from nsendetzky/master

Improves layout stability and adds required PayPal demo data configuration
Merge pull request #568 from nsendetzky/master

Updates composer file