ISPN-4196 Remove duplicated TestingUtil.extractTxTable method in favor of getTransactionTable
ISPN-2148 Improve lock timeout exception details
Temporary fix for server test suite.
Fix marking of two unstable tests to really prevent them from running
ISPN-4204: Sync distexec demo project with current test code

Add a no argument constructor to WordCountCollator
Add a new distributed executor that performs a regular expression search
of the values in the cache
Reset counters in constructor for WordCountMapperEmitPerValue, and only
log progress after processing 5000 values
ISPN-1951 Use MERGE3 in the default UDP configuration

TEST_PING needed some changes, as MERGE3 doesn't trigger Discovery.findMembers()
Smaller timer pool and queue.
Still causes lots of failures.