Description of problem: Hammer CLI command for host list gives error when tried below command, more than 500 of hosts registered with satellite.

$ hammer host list --organization-id 1

How reproducible: Not sure

Is this issue a regression from an earlier version: No

Steps to Reproduce:

1. Registered more than 500 or 600 hosts with satellite

2. execute command $ hammer host list --organization-id 1

Actual behavior:
Command end up with showing error "undefined method `major' for nil:NilClass"

Expected behavior:
Either appropriate error message should display or as like web-ui 20 entries from first page should display

Business Impact / Additional info: