Merge branch 'develop' into feature/mpi

packages/Catch2/docs/command-line.md

packages/Catch2/docs/configuration.md

packages/Catch2/docs/generators.md

packages/Catch2/docs/limitations.md

packages/Catch2/docs/list-of-examples.md

packages/Catch2/docs/logging.md

packages/Catch2/docs/opensource-users.md

packages/Catch2/docs/own-main.md

packages/Catch2/docs/release-notes.md

packages/Catch2/docs/reporters.md

packages/Catch2/docs/test-cases-and-sections.md

packages/Catch2/docs/tostring.md

packages/Catch2/docs/tutorial.md

packages/Catch2/examples/000-CatchMain.cpp

packages/Catch2/examples/010-TestCase.cpp

packages/Catch2/examples/020-TestCase-1.cpp

packages/Catch2/examples/020-TestCase-2.cpp

packages/Catch2/examples/030-Asn-Require-Check.cpp

packages/Catch2/examples/100-Fix-Section.cpp

packages/Catch2/examples/110-Fix-ClassFixture.cpp