Changelog or highlights:
*) CephFS subvolume/manager based volume provisioning and deletion.
*) E2E test support for PVC creation, App pod mounting.etc.
*) CSI spec v1.1 support
*) Added support for kube v1.15.
*) Configuration store change from configmap to rados omap
*) Mount options support for CephFS and RBD volumes
*) Move locks to more granular locking than CPU count based
*) Rbd support for ReadWriteMany PVCs for block mode
*) Unary plugin code for 'CephFS and RBD' drivers.
*) Driver name updated to CSI spec standard.
*) helm chart updates.
*) sidecar updates to latest available.
*) RBAC corrections and aggregated role addition.
*) Lock protection for create,delete volume ..etc operations
*) Added external snapshottter to CSI.
*) Added CSIDriver CRD.
*) Support matrix table addition in documentation.
*) Many linter fixes and error code fixes.
*) Removal of dead code paths.
*) StripSecretInArgs in pkg/uti
*) MIgration to klog from glog.
Many other bug fixes, code improvements, README updates are also part of this release.