Merge branch 'item-module' into develop
Merge branch 'develop'
Merge branch 'item-module' into develop
Configure RMI for ItemService
Merge branch 'rmi-config' into item-module
Remove obsolete classes with Autowire Dependency exception
Make server services bare (with defaults)
Create sample Pane to create new Item.

OPEN - task 20: Create a working item module workflow 
http://github.com/DevOpsDistilled/OpERP/issues/issue/20
Use generics to specify the Observer type

OPEN - task 21: Use Generics in AbstractModel 
http://github.com/DevOpsDistilled/OpERP/issues/issue/21
Merge branch 'iss21' into item-module