Merge pull request beam-community#422 from code-corps/release-2.2.1

Release 2.2.1

Release 2.2.0 (beam-community#411)

* Release 2.2.0

* Update CHANGELOG.md

Add missing tax_info attributes to customer (beam-community#410)

Release 2.1.0 (beam-community#394)

* Release 2.1.0

* Update CHANGELOG.md

* Update mix.exs

Update mix.exs

Fix bad reference in changelog.md (beam-community#379)

Release 1.6.2 (beam-community#375)

Release 1.6.2
- merge readme with that of 2.0/master
- merge changelog with that of 2.0/master
- update package version

Update version to 1.6.1

Update version to 2.0.0-alpha.11

Merge pull request beam-community#241 from TakteS/master

Add change invoices ability