Merge branch 'release/1.2.8'
Warehouse must be choose
remove one new line
Fix grammatical error
Merge pull request #93 from allegro/release/2.0.0

Release/2.0.0
remove if statement when warehouse have no name. Now it is changed in database so, warehouse have default name as -
Merge pull request #91 from kula1922/feature/warehouse-musi-byc-wybrany

Warehouse must be choose
Merge pull request #94 from kula1922/feature/remove_if_statement_from_warehouse_plugin

remove if statement when warehouse have no name
Decoupled via DjangoPluggableApp
add travis configuration
Merge pull request #99 from kula1922/feature/travis-config

add travis configuration
Merge pull request #96 from zefciu/decoupling

Decoupled via DjangoPluggableApp
Add get is_service by venture plugin
Get device by sn in assets plugin
Merge pull request #102 from kula1922/hotfix/get-device-by-sn-in-assets-plugin

Hotfix/get device by sn in assets plugin
Merge pull request #100 from kula1922/feature/get_is_service_by_venture_plugin

Add get is_service by venture plugin
Merge branch 'develop' of github.com:allegro/ralph_pricing into feature/ceilopricing