Great work! Love it, a lot.
The middle click paste function makes the difference! That’s superhandy and the shell is very fast 
What do you think Dev Team and Testing Team? @Stll0, @alep, @davidep, @filippo_carletti, @giacomo @vcc, @Adam, @medworthy, @fasttech, @mabeleira, @GG_jr, @dz00te
Would we help @stephdl to test and improve it?
Yes, but I already like it in /shell and linked into the dasboard! For me is enough
Looks more important a Web panel for activate / deactivate the service or public it
@stephdl jus a few comments, you should add on the TOP these commands or link to an existing howto like this.
Add EPEL repo:
yum localinstall http://ftp.heanet.ie/pub/fedora/epel/6/i386/epel-release-6-8.noarch.rpm
Disable it:
eorepo centos-base centos-updates nethserver-base nethserver-updates
Can I edit your post making strong this sentence? you have a link in the dashboard to use shellinabox
And adding:
You can access shellinabox pointing your browser to:
https://your_ip_or_name/shell