users.conf: document some things

src/modules/users/users.conf

@@ -22,13 +22,26 @@ defaultGroups:
     - wheel
     - audio
 
+# Some Distributions require a 'autologin' group for the user.
+# Autologin causes a user to become automatically logged in to
+# the desktop environment on boot.
+# Disable when your Distribution does not require such a group.
 autologinGroup:  autologin
+# You can control the initial state for the 'autologin checkbox' in UsersViewStep here.
+# Possible values are: true to enable or false to disable the checkbox by default
 doAutologin:     true
 
-# remove the following line to avoid creating /etc/sudoers.d/10-installer
+# When enabled calamares creates a sudoers file for the user.
+#  /etc/sudoers.d/10-installer
+# Remember to add sudoersGroup to defaultGroups.
 sudoersGroup:    wheel
 
+# Setting this to false , causes the root account to be disabled.
 setRootPassword: true
+# You can control the initial state for the 'root password checkbox' in UsersViewStep here.
+# Possible values are: true to enable or false to disable the checkbox by default.
+# When enabled the user password is used for the root account too.
+# NOTE: doReusePassword requires setRootPassword to be enabled.
 doReusePassword: true
 
 # These are optional password-requirements that a distro can enforce