Bump version to 4.1.2 (intercom#560)

Merge pull request intercom#538 from intercom/mmurray/bump_version_411

Bump version to 4.1.1

Bump intercom to 4.1.0 (intercom#534)

Merge pull request intercom#518 from intercom/mmurray/version_bump

 Bump intercom to 4.0.1

Merge pull request intercom#512 from intercom/conorkeating/release-v4…

….0.0

Conorkeating/release v4.0.0

Bump version to support the unstable API version (intercom#506)

 Bump intercom to 3.9.4 (intercom#504)

Jonny/bump version once again (intercom#500)

Merge pull request intercom#496 from intercom/jonny/bump-to-3.9.2

Jonny/bump to 3.9.2

Jonny/bump minor version (intercom#489)