Updated to version v4
Repository Harmonization 2020-08-27
Implements \Stringable
Added __toString to all classes
Correction CI
Repository Harmonization
Updated to php7.1 and set up CI
Added missing arrondissement for 975
Correction on commune canton ids
Correction on canton format years
Correction on canton id generation
Correction on management for the 9761 arrondissement
Correction on canton id data parsing
Correction version typo
Correction missing region for 2020
Correction actual type
Correction wrong doc name
Updated content and data to 2020
Correction iterators