Added sorting to the XML row attributes.
Updated composer to require extracted FilePathNormalizer class. Deleted internal
class by same name.
Updated DatabaseUpdater to use new FilePathNormalizer class.
Updated Command/AbstractDatabaseCommon and EveApiRetriever to use new
FilePathNormalizer class.
Updated lib/Yapeal and AbstractCommonEveApi to use new FilePathNormalizer class.
Updated everything to use FilePathNormalizerTrait.