v1.5

Add support for creating, updating and deleting customer addresses

v1.4

Bugfix for creating invoices

v1.3

Update gemspec and bump version to 1.3 (#16)

* Update gemspec: bump ruby & faraday, update email

Use the current stable version of Faraday - 1.0.0

Since Faraday already dropped support for unsupported
versions of Ruby, and now depends on 2.3, bump our
required version as well

* Bump version to 1.3

refactored

includes many misc updates