Unit test improvements, add example programme

This change addresses some sonar flagged issues (move/copy
builders missing), and adds unit tests to support the
addition of those.  The code was slightly adjusted to
better support testing coverage.

The rmr_dump programme was added to the examples.

Issue-ID: RIC-148

Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change-Id: I9220d75fa6690feebf439cfe97dda43572f20c4e
diff --git a/test/unit_test.sh b/test/unit_test.sh
index 9e0564b..7144f9c 100755
--- a/test/unit_test.sh
+++ b/test/unit_test.sh
@@ -82,6 +82,7 @@
 ./scrub_gcov.sh								# remove cruft
 
 list=$( mk_list )
+echo "[INFO] coverage stats, discounted (raw), for the various modules:"
 ./parse_gcov.sh $list						# generate simple, short, coverage stats
 
 rm -f /tmp/PID$$.*