Changelog since 3.0.1

Allowed SaturdayDelivery, see tijsverkoyen#11

Changelog since 3.0.0

Bugfix: removed usage of undefined constant, see tijsverkoyen#8

Changelog since 1.0.1

Made the classes compliant with PSR
Using Namespaces
From now on we will follow the versionnumbers that bpost is using, so we will skip a major version
Introduction of the GEO-services
Introduction of the Bpack24/7-services
Composer support
Decent objects