Fix bug in parsing uptime

Uptime parsing would result in an ugly mashed up line of the uptime
string from sos_commands/general/uptime is there was only 1 user.

We now properly parse both single and multi user uptime lines.

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>
More consistent output from rhevm. Fixed bug preventing db parsing.

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>