Build a Windows box with Vagrant for testing
Remove errors under Windows with unix terminal using Logback

When using cygwin with Windows, Logback outputs warnings because of Jansi.
In this case, we should not activate Jansi as it is not necessary with terminal
supporting ANSI colors.

Introduce WithJansiResolver to compute withJansi property to only activate Jansi when
current OS is Windows using non unix terminal.

Fix #6
Update plugins and dependencies version
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