KDF plugin v1.1.0 release

This release fixes few critical and minor issues:

K8S-310 | Node restart causes the KDF driver to not update the volume mount.
K8S-315 | Version 1.1.0 uses the FUSE POSIX client included in MapR 6.1.0.
K8S-332 | On an upgrade from a previous version of the volume plug-in, POSIX can fail with the following error in the POSIX log file: Create/Attach to stats shared memory failed.
K8S-353 | Kubelet restart causes the existing volume mount to fail.
K8S-362 | Version 1.1.0 provides compatibility with MapR 6.1.0 or earlier volume attributes, as provided in the storage class.
K8S-399 | Version 1.1.0 provides ReadWriteMany support with the KDF volume driver.