Get temporal test coverage above 80% for Drizzle

Currently, temporal.cc is lagging in test coverage. Develop test cases which stress the edge cases and code paths.

Replication - Testing for Drizzle

Supertask for all testing related to replication. At least the following must be assembled for proper end-to-end testing of the replication systems: 1) Simple test framework allowing multiple servers to be started with publishers and subscriber information 2) Test that a transaction applied on a publisher can be r...