Fixes #5941 - Handle nil comparison object in DHCP::Record.valid?

Fixes #5637 - Don't raise lease conflicts when reading ad-hoc DHCP leases

fixes #4381: dns records are being update after changes to host when dhcp is also present

fixes #3697, #3701 - more comprehensive field validations

fixes #3170 - dash separated mac address notation

fixes #2285 - subnet validation - length of addresses, strip whitespace and fix common typos

fixes #1814 - converts sp_* attributes into a BMC interface class

this patch also includes the following

• added a new interfaces table, and STI objects to represent a NIC, BMC, Managed
  and a bootable interface.
• refactored DHCP/DNS orchestation code, so they can work on the...

make DNS lookup not fail on socket errors

adds ec2 provisioning support fixes #1223

- added progress bar for instance creation
- minor fixes for certname based deployments
- added ssh provisioning support to orchestartion, which utilize finish
scripts by default
- added images support (part of the vm compute tab)...

improve mac regexp, refs #1273

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>

Revert "Fixes #944 - clear network conflicts"

This reverts commit 117ba92a758e4589ef5fdf1f1b9083402b2d317b.

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 #1381 - nextServer should be handled internally as an IP address not a hostname

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

fixes #1273 - wrong MAC address regexp, now with the right regexp

fixes #1273 - wrong MAC address regexp

fixes #1257 - various fixes around bcm dhcp record

fixes #1186 foreman does not forward sparc dhcp vendor options when creating a sparc Solaris host

cleanup typo

fixes #1121 - convert dns handling to real network objects

fixes #1122 - extracted common REGEXPs

fixes #1120 - Replaced DHCP functionaitlity by the new net dhcp record classes