Install npm package locally
Adressed @romainneutron's comments
Merge pull request #565 from nlegoff/local_npm

[3.9] Make required npm package available locally
First implementation of orders using Doctrine
Replaced exceptions
Added forgotten files, fixed codestyle a little bit
Fixed codestyle (removed extra lines)
Fixed order entities
Removed extra property in orderelement
Added basket/order relation
Updated test database, fixed a record test
Fixed record adapter test
Fixed minor error in orders
Updated sqlite database, removed yaml entity files
Renamed Orders into Order
Fixed PR comments