Add devices_history to the api_pricing
Add a start_date
Don't forget to yield the data
Don't forget to update the date
expand admin search
expand admin search
Merge pull request #578 from wmatyskiewicz/admin

expand admin search
Issuing new release 1.2.3
Merge pull request #579 from deshipu/master

Add devices_history to the api_pricing
addedt to api business segment and profit center