Add support to allow 'allow_ec_overwrites' to be set on a pool,
supporting RBD and CephFS uses cases for Erasure Coding.
Add support to allow the EC technique to be provided when
creating EC profiles.
Add support for extended configuration of EC plugins.
Depends-On: https://github.com/juju/charm-helpers/pull/498
Change-Id: I2547933964849f7af1c623b2fbc014fb332839ef
Helper functions for the ceph charms. This library has shared functionality that is used in the ceph-mon, ceph-osd and ceph
charms. Anything that needs to be shared across the ceph charms should live here.