fixes #1540 added suport for provisioning on ovirt/rhvem using fog.

This patch addes a compute resource concept within foreman

Signed-off-by: Ohad Levy <ohadlevy@gmail.com>

fixes #1538 - allow to search hosts based on their puppet master

fixing subnet import that was broken after rails3 upgrade

minor code syntax cleanup

code smell

Fixes #944 - clear network conflicts

When a network conflict is detected (such as conflicting ip/name dns or
dhcp records), foreman would try to suggest a resolution.

Signed-off-by: Paul Kelly <paul.ian.kelly@googlemail.com>

fixes #1129 Summary Puppet Report - require_ssl, thanks to craig.white@ttiltd.com

fixes #1471 - Shouldn't have the option to specify the "Puppet Master Proxy" when not using foreman for host provisioning.

refs #1524 - fixed incorrect syntax

fixes #1535 - incorrect server response when authentication fails upon API request