- [x] Close GUI related issues - [x] Remove GUI related tests - [x] Remove support for directories App and GUI, and for executable bin/bornagain, from CMake scripts - [x] Remove directories App and GUI, but not Img3D (which in the future will be exposed to Python directly) - [x] Remove Tests/Functional/Fitting/FittingTests.cpp, and its CMake coverage - [x] Replace the two remaining non-GUI tests that depend on directory Kit (KzComputationTest.cpp, ConsistenceTests.cpp) either by test-covered Python examples, or by hard-wired C++ tests without use of the generic StandardSamples machinery from Kit - [x] ~~Replace the Core/Py suite tests by Python example tests; remove directory Kit and its CMake coverage.~~ -> issue #1365 - [ ] Remove Qt-dependent parts of Img3D (to be coordinated with @TsartsidzeGiorgi) - [ ] Remove Qt dependency from CMake and from .gitlab-ci - [x] Remove 3rdparty/GUI/qcustomplot - [ ] Remove all GUI related material from hugo docs; clean up image collection - [ ] Adapt bornagainproject landing page - [ ] Consequences for deployment (@a.nejati) - [x] CHANGELOG - [x] Removal of fit support from C++ goes to separate issue #1363