Merge branch 'scalar-types'

.gitlab-ci.yml

doc/algorithm.rst

doc/array.rst

doc/howto.rst

pyopencl/__init__.py

pyopencl/array.py

pyopencl/cache.py

pyopencl/cffi_cl.py

pyopencl/characterize/__init__.py

pyopencl/cl/pyopencl-complex.h

pyopencl/cl/pyopencl-random123/openclfeatures.h

pyopencl/mempool.py

pyopencl/scan.py

pyopencl/tools.py

pyopencl/version.py

setup.py

src/c_wrapper/clinfo_ext.h

src/c_wrapper/context.cpp

src/c_wrapper/gl_obj.cpp

src/c_wrapper/pyopencl_ext.h