LIBCLOUD-511: Added support for obtaining console output for OpenStack nodes. New tests are also included.
LIBCLOUD-504: Added support for records with multiple values such as MX/NS records as well an additional fixture and test.

Signed-off-by: Tomaz Muraus <tomaz@apache.org>
Changing the flow for processing records with multiple values such as MX records to be broken out into separate Record objects.

Signed-off-by: Tomaz Muraus <tomaz@apache.org>
Add additional assert.
Update CHANGES.
Avoid double split call.
Update Route53 driver so it also handles SRV records better.
Make sure TTL is an int.
Update CHANGES.