Remove Id from EntityTable (Fix #60)

Merge branch 'bug60-remove-id-in-list'
Merge branch 'develop'
Merge branch 'develop'
Create ListManufacturerPane

Merge branch 'develop'
Add: CRUD functionality for Manufacturer Entity

Merge branch 'develop'
Merge branch 'develop'
Make all item-module entities have consistent API

Merge branch 'develop'
Use Custom Exception for Entity Validation

Merge branch 'develop'
Add Test to see if detached if persist

Product and Brand entity are always detached when set to Item, however
it should be persisted

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Override save() to persist detached Product

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Allow save(item) with detached Brand

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Export transactionManager via RMI

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Bean transactionManager Proxy

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Test if item with detached attributes is persisted

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Export PlatformTransactionManager

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Remove cascade = Cascade.ALL

Item persisted

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Remove Transactional from saveAndUpdate()

Works(Item persists)

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Remove TransactionManager Bean

Still Works

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Remove exporting TransactionManager

Works (Item persists)

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70
Remove save() definition

OPEN - task 70: Can't persist Item due to PersistentObjectException 
http://github.com/DevOpsDistilled/OpERP/issues/issue/70