Merge pull request #359 from brenton/BZ1099910-21z

Bug 1099910 - Improve mixed-case DNS zone handling
Bug 1100225 - enable the remote-user authentication plugin for mod_auth_kerb.
Merge pull request #364 from adelton/bz-1100225

Bug 1100225 - enable the remote-user authentication plugin for mod_auth_kerb.
Use tar for packaging instead of zip
Merge pull request #368 from nhr/OSE21_from_zip_to_tar

Ose21 from zip to tar
vm install: enable capabilities for vm users
vm install: add a little to the root FS

We don't actually need the room for the installation, but users likely
will when they start using it.
vm install: gentler missing-params message

Instead of make failing with an error message, vm/to_rhel_vm now
politely informs you that the vm ks is being skipped if there is no
parameters.sh.
install: Clean up the Makefile a bit

No actual change to the results.
No longer echoes the sed cascade for amz.
Got rid of generic/*.repo we no longer use.
Merge pull request #369 from sosiouxme/enterprise-2.1-vm

Minor enterprise 2.1 vm improvements
<openshift.ks> Override EXTERNAL_ETH_DEV in node.conf if needed

If CONF_INTERFACE/interface is specified override EXTERNAL_ETH_DEV in
node.conf.

refactor iface to interface to match variable/parameter naming
conventions
Change portable installer links to .tgz
Merge pull request #374 from nhr/OSE21_from_zip_to_tar

Change portable installer links to .tgz
Merge pull request #370 from detiber/fixNodeInterface

<openshift.ks> Override EXTERNAL_ETH_DEV in node.conf if needed
Merge remote-tracking branch 'origin/enterprise-2.1' into enterprise-2.1