Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.46:
  - Updated all the project-specific cmake export filter scripts, so they would be installed correctly with their projects.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.45:
  - Added a thread safety fix/patch to the FastJet build;
  - Updated CheckerGccPlugins with some new features;
  - Added a missing "entrypoints" dependency to PyModules;
  - Re-introduced a default atlas_export_sanitizer.cmake.in script to AtlasCMake.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.44:
  - Introduced a fix for incremental builds of changes removing an __init__.py file from the project;
  - Made Findtdaq.cmake and Findtdaq-common.cmake use the TDAQ_PLATFORM (cache) variable consistently;
  - Tweaked the compilation settings to apply certain settings correctly when using Clang as the compiler;
  - Fixed the Gdb build against Python 3.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.43:
  - Updated the code to build AthenaExternals successfully using Clang 8 set up from /cvmfs/sft.cern.ch;
  - Updated the Gdb build to turn off the usage of makeinfo if the texinfo package was not installed on the build machine.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.42:
  - Updated flake8_atlas to work (correctly) with Python 3.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Updated Python, FastJet and Lhapdf to build successfully on macOS Catalina.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.41:
  - Updated to Geant4 v10.4.3.1;
  - Disabled the creation of the "Package_<pkgName>_tests" targets for packages that define no tests;
  - Moved the inclusion of a project's PreConfig.cmake script before the setup of the project's base projects.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.40:
  - Taught AtlasLCG how to find system-installed python modules correctly;
  - Added fixes for the optional installation of components in projects. (To make the installation succeed even if the build didn't.)
  - Now using FindPython and FindPython2 for finding python in all projects;
  - Added Python3 compatibility fixes to the Gdb and PyModules packages and to AtlasLCG modules;
  - Added an option for atlas_install_python_modules(...) not to fail on syntax errors in the installed files.

Tag to be used with the 21.X branches of atlas/athena.
Update(s) in this tag wrt. 1.0.48:
  - Updated lwtnn to version 2.9.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.39:
  - Re-introduced the creation of a packages.txt file for each ATLAS project;
  - Introduced a test in atlas_install_headers(...) for the existence of the specified directory;
  - Added improvements/fixes to FindNjet.cmake, FindOpenLoops.cmake and FindSuperchic.cmake;
  - Upgraded to Acts v0.10.04.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Updated the standalone MCUtils build to version 1.3.3;
  - Updated FindSuperchic.cmake to find/use version >=3.05 correctly;
  - Fixed some issues in FindNjet.cmake and FindOpenLoops.cmake.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.38:
  - Updates to CheckerGccPlugins;
  - Reverted the symbol hiding of component libraries that was introduced in 2.0.38;
  - Introduced a different mechanism for preventing linking against component libraries, one putting statements into the compilation/link commands that would make those fail;
  - Hid the "Package build suceeded" messages when per-package log file writing is disabled.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.37:
  - Fixed the setup/usage of $TDAQ_RELEASE_BASE in Findtdaq.cmake and Findtdaq-common.cmake;
  - Updated the standalone builds to LHAPDF 6.2.1;
  - Updated the standalone builds to MCUtils 1.3.3;
  - Added a flake8 checker for ATLAS copyright statements in Python files;
  - Made each CMake (re-)configuration delete the project's main .rootmap file;
  - Made all symbols in component libraries hidden, to prevent clients from linking against them.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Made FastJet(Contrib) compile correctly in C++14/17 mode;
  - Upgraded to building LHAPDF 6.2.1;
  - Added FindHepMC3.cmake to AtlasLCG.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.36:
  - Updated the standalone build of Python, Boost and FastJet(Contrib) to happen correctly in C++14/17 mode;
  - Added Findhepmc3.cmake, FindNjet.cmake and FindOpenLoops.cmake to AtlasLCG.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Fixed the standalone build of Boost (in C++17 mode) on macOS with Clang;
  - Added FindTIFF.cmake, FindNjet.cmake and FindOpenLoops.cmake to AtlasLCG.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.35:
  - Added the ability to run checks on the (installed) python files of packages;
  - Added FindTIFF.cmake to AtlasLCG.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.34:
  - Updated to Acts v0.10.1;
  - Small update in Findmccabe.cmake to make it more future proof;
  - Multiple updates from 1.0.X that were necessary for AnalysisBaseExternals and AthAnalysisExternals with GCC 8 on CentOS 7.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Taught AnalysisBaseExternals not to pick up python from /bin by default;
  - Taught AtlasLCG not to consider /bin and /lib when locally installed packages should not be used.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Updated AtlasLCG and AtlasCMake to use C++17 for GCC >=7;
  - Updated XRootD, KLFitter and BAT to build successfully with GCC 8 in C++17 mode;
  - Turned off the build of CheckerGccPlugins with GCC >=7;
  - Fixed a mistake in the CLHEP build that caused a build error with new CMake versions;
  - Updated FindGaudi.cmake to behave just a little bit better than it did before.