Merge branch 'kernel_callables_v3' into kernel_callables_v3-edit0.2

.editorconfig

.github/workflows/ci.yml

.gitlab-ci.yml

.test-conda-env-py3.yml

MANIFEST.in

README.rst

build-helpers/.gitignore

build-helpers/loopy.spec

build-helpers/make-linux-build-docker-inner-part-2.sh

build-helpers/make-linux-build-docker-inner.sh

build-helpers/make-linux-build-docker.sh

build-helpers/run-pyinstaller.sh

build-helpers/upload.sh

build-py-project-and-run-examples.sh

contrib/c-integer-semantics.py

doc/conf.py

doc/index.rst

doc/misc.rst

doc/ref_creation.rst

doc/ref_internals.rst