Merge branch 'release-2.3.0'

CHANGELOG.txt

CMakeLists.txt

CTestConfig.cmake

actions/ost-compare-structures

docker/Dockerfile

docker/README.rst

modules/base/pymod/CMakeLists.txt

modules/base/pymod/table.py

modules/base/src/CMakeLists.txt

modules/base/src/paged_array.hh

modules/bindings/doc/dssp.rst

modules/bindings/pymod/CMakeLists.txt

modules/bindings/pymod/blast.py

modules/bindings/pymod/dssp.py

modules/bindings/pymod/hhblits2.py

modules/bindings/pymod/hhblits3.py

modules/bindings/pymod/mmseqs2.py

modules/config/CMakeLists.txt

modules/config/config.hh.in

modules/conop/doc/compoundlib.rst