FieldDefinition is renamed to BaseFieldDefinition
Use routes in the entity type preprocess functions
Merge pull request #31 from Jbekker/8.x-2.x

FieldDefinition is renamed to BaseFieldDefinition, Use routes in the entity type preprocess functions
Merge remote-tracking branch 'upstream/8.x-2.x' into 8.x-2.x
check that the product ID doesn't match