Update version to 1.4.0

Fix issue HumanSignal#96

Update version to v1.3.3

Fix issues and update version to 1.3.2

Add pip method to README

Change version to v1.3.0

Disable building on osx for CI

Change hotkeys

Merge pull request HumanSignal#36 from rflynn/unicode-labels

HumanSignal#31 add support for displa…

Update scripts for releasing