Merge

update test baselines
  rename showConstructDestruct.h to CDRMonitor.h
  undercounting field
  switch tests to CDRMonitor
  switch remaining to use REFCOUNT macros
  Use epicsThreadOnce for safe lazy initialization
  replace ShowConstructDestruct with simpler CDRMonitor
  executor: remove redundant allocations
  lock: Partial implementation of Boost lock templates

Conflicts:
	pvDataApp/misc/StatusCreateFactory.cpp
	pvDataApp/misc/bitSet.cpp

pvDataApp/misc/bitSet.cpp

@@ -8,7 +8,7 @@
 #include "stdio.h"
 #include "bitSet.h"
 #include "lock.h"
-#include "showConstructDestruct.h"
+#include "CDRMonitor.h"
 #include "serializeHelper.h"
 
 namespace epics { namespace pvData {