- Fix the packaging of byte-compiled python files for FC30. The byte compilation
  is note done for files outside of the /usr prefix
- Enable the original CMake symbol hiding mechanism
- Add the GnuAstro CMake find package with an example
- CTestXML2HTML.py compatible with Python 2 (Alejandro Alvarez Ayllon)
- Add example how to override the log for string and char[]
- Sonar and doxygen warning fixes
- Travis build and packaging (Alejandro Alvarez Ayllon)
- Use MathJax in doxygen
- Use the python Auxiliary functions for the creation scripts (Nicolas Morisset)
- Add the possibility to generate C file for Cython
- Remove the FORCE for CMAKE_*_INSTALL_SUFFIX. Elements only uses lib64 for x86_64,
  but in Fedora we also have aarch64, ppc64, and s390x. For packaging there, we need
  to be able to override the destination (Alejandro Alvarez Ayllon)
- Add option to install the binary tests. By default, it is set to OFF.
- Add option to use the so version in the library file names.
- Add new gcc warnings
    -Wformat-security
    -Wduplicated-cond
    -Wshadow
    -Wconversion
    -Wjump-misses-init
    -Wlogical-not-parentheses
    -Wnull-dereference
-  Add the cmake CONVERSION_WARNING option
    - it enables the gcc -Wconversion option
    - Since it is very verbose, it is OFF by default
    - it is enabled explicitly for Elements
- Add Visual Studio Code in the gitignore template for Elements
  project (Manuel Grizonnet)
- remove the __linux macro that is deprecated (Alejandro Alvarez Ayllon).
- Add the doc subdirectory for the doxygen mainpage lookup
  - the <project>/doc subdir will be looked first,
  - then the <project> dir
  - and then the <project>/build.*/doc
- Add the generation of a doc/mainpage.dox file at the project creation
- Add the lookup of the xsd executable if the xsdcxx is not found
- Add the detection of the sub OS wrapped by Conda
- Enhance the detection of the sphinx tool with a fallback without version
- Add alternative name for the healpix cxx support library on Conda
- Add the -Wno-dev CMake option by default. It prevents the display of
  the "project" instruction not being present in the main CMakeLists.txt file
- Add the generation of the git informations in the manifest
- Make AddScript create the file with the execution flag
- https://euclid.roe.ac.uk/issues/12302. On rpm generation, Elements searches
  the CMAKE_PREFIX_PATH for ElementsToolChain.cmake (Frederic Leroux)
- Fix the initial copy of the files in the main doc sub-directory It was done
  at configure time which prevented the proper update detection by make. Now
  it's done within the sphinx target with a genuinedependency.
- Replace the imp module by the importlib module https://euclid.roe.ac.uk/issues/12377
  (Tristan Grégoire).
- Fix issue https://euclid.roe.ac.uk/issues/12390. INCLUDE_DIRS not
  written by generation scripts (Nicolas Morisset)
- Remove unneeded lines (for compatibility py2 to py3) in the python
  template files (Nicolas Morisset)