BISERVER-11012 - Menu entries associated with "Data Acess" plugin are not localizable (but easy to fix)

What was done:
1) changed the reference in plugin.xml
Merge pull request #404 from kolinus/BISERVER-11012

BISERVER-11012 - Menu entries associated with "Data Acess" plugin are no...
[PDI-10871] - Creating an interface and a default implementation for the staging database
Merge pull request #405 from rmansoor/5.1-LEGACY

[PDI-10871] - Creating an interface and a default implementation for the staging database