Basic module for UPS integration with tryton #5256

* Get shipment cost.
* Accept shipment cost.
* Wizard to generate label for shipment.
Merge pull request #3 from tarunbhardwaj/ups-integration-5256

Basic module for UPS integration with tryton #5256
Fixed error_args in user_error
Merge pull request #4 from tarunbhardwaj/ups-integration-5256

Error args should be in tuple
Sale should not attach shipping cost with shipment
Merge pull request #6 from tarunbhardwaj/shipping_cost_sale

Sale should not attach shipping cost with shipment
Round the shipping_amount according to currency #5707

Quantize the shipping amount as per currency
Merge pull request #7 from tarunbhardwaj/currency-digit-5707

Round the shipping_amount according to currency #5707
Add get_rates method
Merge pull request #8 from tarunbhardwaj/get_rates

Add get_rates method
get_sale_price should return currency.id not currency
Merge pull request #9 from tarunbhardwaj/develop

get_sale_price should return currency.id not currency
Fixed hardcoded sandbox
Merge pull request #10 from tarunbhardwaj/develop

Fixed hardcoded sandbox
Use weight uom code
Implement Rating Service
Get from address from method
Merge pull request #11 from sharoonthomas/develop

Implement Rating API
Fixed ups method name

* Add silent flag for fetching Rates
* Removed required from phone no. of `address to`.
Merge pull request #12 from tarunbhardwaj/develop

Fixed ups method name