Merge branch 'master' into develop

CHANGELOG.txt

CMakeLists.txt

examples/code_fragments/mm/ethanol_example.py

examples/code_fragments/mm/ethanol_example_using_topology.py

examples/code_fragments/mm/gb_example.py

modules/base/doc/logging.rst

modules/bindings/pymod/hhblits.py

modules/doc/install.rst

modules/geom/src/vec_mat_predicates.hh

modules/img/alg/tests/test_normalizer.cc

modules/io/doc/io.rst

modules/io/doc/mmcif.rst

modules/io/doc/structure_formats.rst

modules/io/tests/test_io_img.cc

modules/mol/alg/doc/molalg.rst

modules/mol/alg/pymod/qsscoring.py

modules/mol/alg/src/adjacency_bitmap.hh

modules/mol/alg/tests/test_accessibility.py

modules/mol/alg/tests/test_sec_struct.py

modules/mol/base/doc/editors.rst