Enable user authentication

Also set session timeout to 3 hours
Fix docs
Merge pull request #3 from ares/master

Several fixes and enhancements
Automatic commit of package [foreman-installer-staypuft] release [0.0.13-1].
Fix release configuration
Fixes gh#4 - nonscl rpm dependencies
Split logic among more hooks

This makes first wizard to remember answers from previous installation.
It detect default values for the first time.

These changes requires kafo >= 0.6.0 to work.