PIM-2919 : rename services.yml to providers.yml in navigation bundle
PIM-2919 : re-organize services.yml in user bundle
PIM-2919 : rename services in js form validation bundle
PIM-2919 : re-organize UIBundle service files
PIM-2919 : fix service file name
Merge pull request #1308 from akeneo/refactor/clean_services

Refactor service files