Refs #9949.  Replace pointer by reference.
Fixed the issue described by Roman. Refs #9949.
Modified to avoid creating unnecessary return object. Refs #9949.
Replaced by shared pointers. Refs #9949.
Changed method argument type to const. Refs #9949.
Tried to fix mac build error. Refs #9949.
Fixed doxygen error. Refs #9949.
Movef runLoadNexusLog back to LoadEventNexus. Refs #9949.
Fixed doxygen error. Refs #9949.
Merge remote-tracking branch 'origin/bugfix/9949_coverity_share_ptr'