Merge pull request #146 from nsendetzky/master

Suppresses output of hidden attributes in confirmation e-mail
Merge pull request #147 from nsendetzky/master

Unifies address configuration, sets customer ID before saving order, minor layout improvements
Merge pull request #148 from nsendetzky/master

Fixes problem in getRefItems() method on Solaris
Merge https://github.com/Arcavias/arcavias-core
Fixes currency in tests