LumiBlockMetaDataTool code cleanup
General code cleanup:
- Dropped several redundant properties and private data members
- Dropped several redundant virtual functions
- Switched to
ATH_MSG
macros - Some code readability improvements
- Removed
atlas_depends_on_subdirs
fromCMakeLists.txt
- Client python scripts cleaned up from references to dropped properties of
LumiBlockMetaDataTool