merged in fix for https://bugs.launchpad.net/epics-base/+bug/1179642

also merged in removal of c++ support for old HPUX compiler

src/ca/msgForMultiplyDefinedPV.cpp

@@ -73,13 +73,6 @@ void msgForMultiplyDefinedPV::operator delete ( void *pCadaver,
 }
 #endif
 
-void * msgForMultiplyDefinedPV::operator new ( size_t ) // X aCC 361
-{
-    // The HPUX compiler seems to require this even though no code
-    // calls it directly
-    throw std::logic_error ( "why is the compiler calling private operator new" );
-}
-
 void msgForMultiplyDefinedPV::operator delete ( void * )
 {
     // Visual C++ .net appears to require operator delete if