v2.2 Fix fix fix

Fix an old issue present even in the python implementation:

• The TMUX rename appears even if the connection stop on a window you're no actively present.

Full Changelog: v2.1...v2.2

v2.1 Small fix

Fix small issue :

• If the server ssh timetout, the tmux wasn't renamed back
• if you use additional args like -l or -v, the prompter wasn't well bypass

v2 with Golang

New version, Go Version

For this release, I've code the all project in Go.
It's faster, and don't have screen flickering anymore.

The install isn't a simple git clone anymore. You can use the repository or build the version yourself.