Deprecate old SQL parameters

SQL configuration has changed in Havana.
This patch aims to deprecate old parameters and configure using the
right way.

Change-Id: I6a800d51294ae23636636a8d1c6ccad192f45d4e
Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
Merge git://github.com/puppetlabs/puppetlabs-glance