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
Enhance MapStressTest to profile the cache both with LIRS and LRU