MC-92: Explode services.yml in several files
MC-124: Inject FamilyNormalizer
MC-122: Inject OptionNormalizer
MC-121: Inject CategoryNormalizer
MC-123: Inject AttributeNormalizer
MC-98: Update CHANGELOG.md
Merge pull request #325 from akeneo/MC-98

MC-98: Inject normalizers in NormalizerGuesser