Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Updated to using externals from LCG_97a in AnalysisBaseExternals and AthAnalysisExternals. Including:
    * Boost 1.70.0 --> 1.72.0;
    * fjcontrib 1.041 --> 1.044;
    * GoogleTest <unknown/untagged> --> 1.10.0;
    * HDF5 1.10.3 --> 1.10.5;
    * LHAPDF 6.2.3 --> 6.3.0;
    * setuptools 41.0.0 --> 44.1.0;
    * ROOT 6.18/04 --> 6.20/06;
    * TBB 2019_U7 --> 2020_U1;
    * XRootD 4.10.0 --> 4.12.2;
    * nlohmann_json 3.5.0 --> 3.6.1;

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.76:
  - Tweaked the build of GoogleTest, so that it would work correctly in Debug builds;
  - Eliminated a race condition in the build of PyAnalysis;
  - Updated Findkiwisolver.cmake and Findmysql.cmake to work correctly with LCG_98python3;
  - Upgraded the standalone ROOT build to 6.22/02.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.75:
  - Updated all "standalone externals" to the versions provided by LCG_98python3;
  - Removed the FFTW package from the repository, setting up AthenaExternals to rather pick it up from LCG;
  - Updated how Acts would find Boost and Eigen from the LCG release;
  - Updated how GeoModelTools would pick up nlohmann_json from the LCG release.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.74:
  - Updated the AtlasHIP code to cache the HIP compiler settings between configurations, and to be able to use ROCm 3.7.0;
  - Added nlohmann_json to AnalysisBaseExternals and AthAnalysisExternals.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.73:
  - Added the AtlasHIP package to the repository, to support building HIP files as part of the ATLAS offline software.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.72:
  - The installation functions will now throw an error for non-existent files;
  - Updated FindROOT.cmake to work with ROOT 6.22+;
  - Updated all projects not to consider Conda environments in their environment setup;
  - Updated flake8_atlas to check for copyright statements correctly under certain conditions;
  - Updated FindSYCL.cmake to use correct "target platform names" for the latest version of the oneAPI compiler;
  - Updated AtlasCMake to set some explicit flags for CUDA builds;
  - Updated Acts to v0.31.0.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.71:
  - Fixed a typo in the documentation of CheckerGccPlugins;
  - Added Findpsutil.cmake to AtlasLCG;
  - Updated Acts to version v0.29.0, and updated AtlasLCG to allow it to find Eigen's own CMake configuration in the LCG releases;
  - Updated prmon to version 2.0.2;
  - Updated LHAPDF to version 6.2.3;
  - Updated all LCG based projects to use LCG_97apython3_ATLAS_1 by default.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Updated FindLhapdf.cmake to prefer /cvmfs/sft.cern.ch/lcg/external/lhapdfsets/current when looking for data files.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.70:
  - Updated to prmon v2.0.0;
  - Fixed a capitalisation typo in FindNjets.cmake;
  - Fixed the RPM dependency setup of Findfmt.cmake.

Tag to be used with the 21.X branches of atlas/athena.
Update(s) in this tag wrt. 1.0.48.1:
  - Enabled the build of HDF5 as part of AthenaExternals.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.69:
  - Fixes in CheckerGccPlugins for thread safety checks in virtual calls, and inheritance checks for "Gaudi/..." headers;
  - Added an explicit check in AtlasCMake for a specific failure stemming from in-source builds;
  - Updated Acts to version v0.27.00;
  - Updated lwtnn to version 2.9;
  - Updated pyAMI to version 5.1.1;
  - Added a Findfmt.cmake module, and updated FindGaudi.cmake to use it;

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.68:
  - Removed the acmake.py script, so that the name could be re-used later on;
  - Added onnxruntime to some more projects;
  - Made FindSherpa.cmake add the Sherpa executable(s) to the PATH at runtime;
  - Introduced the --extend-extensions command for flake8_atlas;
  - Updated FindFastJet.cmake to find the gfortran library in a better way;
  - Introduced some minor improvements for atlas_add_test(...);
  - Introduced the ability to set the build stamp (data/time) manually from the command line;
  - Updated to Acts version v0.25.01, and made the version configurable from the command line.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Taught FindSherpa.cmake to add the location of the Sherpa and Sherpa-config executables to the PATH environment variable.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Taught OnnxRuntime how to build correctly as part of AnalysisBaseExternals;
  - Added OnnxRuntime to the AnalysisBaseExternals project.

Tag to be used with the 21.X branches of atlas/athena.
Updates in this tag:
  - Introduced the OnnxRuntime external to the branch, and added its build to the AthenaExternals, AthAnalysisExternals and AthDerivationExternals projects.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.67:
  - Updated Acts to version v0.22.1;
  - Updated GeoModelIO to version 3.1.3;
  - Taught AtlasCMake how to deal with .cu source files when CUDA is not available for the build;
  - Introduced the triSYCL external, to provide SYCL for builds done without a "SYCL capable" compiler.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.66:
  - Made atlas_install_python_modules(...) once again execute post-build commands on files in sub-directories correctly;
    * Fixed how atlas_install_generic(...) (and atlas_install_python_modules(...)) would deal with file/directory names that match a CMake keyword;
  - Made flake8_atlas process sub-directories correctly.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.65:
  - Moved POST_BUILD_CMD into atlas_install_generic(...), and made it a list type parameter;
    * Also updated the handling of ATLAS_PYTHON_CHECKER to deal correctly with list variables;
  - Updated flake8_atlas not to fail when no python files are given to it, in case the user makes a mistake that would result in this.

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.64:
  - Forced GeoModelCore to be built with optimisations, even in Debug builds;
  - Updated the AtlasLCG modules to consistently set up <PACKAGE>_<executable>_EXECUTABLE variables for externals that provide executables;
  - Updated FindXercesC.cmake to wrap CMake's own FindXercesC.cmake module;
  - Updated GPerfTools to use Findgperftools.cmake instead of Findtcmalloc.cmake;
  - Updated atlas_build_run.sh to handle quoted commands correctly;
  - Fixed the build of Python 2.7 on systems that don't provide Python 2 in /usr;
  - Updated GDB to version 9.1;
  - Command-line usage improvements in flake8_atlas;
  - Removed the EXTRA_PATTERNS argument from atlas_add_test(...).

Tag to be used with the master branch of atlas/athena.
Update(s) since 2.0.63:
  - Updated MCUtils to version 1.3.4;
  - Fixed the (standalone) build of Boost on macOS Catalina;
  - Updated Acts to version v0.22.00, and switched to picking it up from GitHub;
  - Turned off the unit tests for onnxruntime, thereby fixing its Clang 9 build.