v0.1.5 Clearer upgrade check output

Should resolve confusion around how to apply upgrades.
-----BEGIN SSH SIGNATURE-----
U1NIU0lHAAAAAQAAAEoAAAAac2stc3NoLWVkMjU1MTlAb3BlbnNzaC5jb20AAAAgzEkAhr
f0dc6ZiSJXHc/mDhl7rRRGcNCSuENi7R/pfKkAAAAEc3NoOgAAAANnaXQAAAAAAAAABnNo
YTUxMgAAAGcAAAAac2stc3NoLWVkMjU1MTlAb3BlbnNzaC5jb20AAABAh+oKz7iTG1TOpa
TqmchxDwZzFHPYwBOYawiJfjkncNsvlMuCy2DpSLFmhhQuZ7l18/4Oarjy36PIb9muC9YA
AAEAAH1v
-----END SSH SIGNATURE-----