Add Azure blob dev connection string.
Add IAccountOwnedEntity, IIdentifiableEntity
Implemented Data Access Layer according to "Building End-to-End Multi-Client Service Oriented Applications"
Removed unused UnitOfWork classes
Add untracked files :/
Add breadcrumb navigation
Revert "Add untracked files :/"

This reverts commit 37558b1491ec74bc2b95128e1638b28f6a442290.
Revert "Add breadcrumb navigation"

This reverts commit f54380cd46067c93c15e1c8984388ae39fbecc80.
Add custom breadcrumb implementation
Add readme.txt