Renames class MShop to Arcavias
Renames mshop to arcavias in dev
Updates composer file and references
Fixes problems that prevent direct inheritance from the common address manager
Merge pull request #240 from nsendetzky/master

Fixes problems that prevent direct inheritance from the common address manager
Merge pull request #237 from doleiynyk/2013-06-19_Rename_Mshop_to_Arcavias

Renames class MShop to Arcavias