Fixed Issues in Streams Replication Manager

Review the list of Streams Replication Manager issues that are resolved in Cloudera Runtime 7.1.6.

CSP-462: Replication failing when SRM driver is present on multiple nodes
Replication no longer fails when the driver is present on multiple nodes. Running SRM in high availability mode is now possible.
CDPD-18300: SRM resolves configuration provider references in its internal configuration topic
Configuration provider references are no longer resolved. Sensitive information is no longer exposed this way.
CDPD-11074: The srm-control tool can be called without the --target option
The srm-control tool can no longer be called without the --target option.