* Fix empty check for openssl_pkcs12 tests.
* Remove unnecessary imports.
* Prevent crash if PyOpenSSL cannot be imported because of an AttributeError.
* Add changelog fragment.
* Fix constraints file.
* Use Python 2.7 instead of 3.5 for 2.9 cloud tests (pip module is broken).
* Prevent upgrading cryptography on ansible-core 2.12's default container with Python 3.9.
* Prepare for distutils.version being removed in Python 2.12.
* Fix copy'n'paste error.
* Re-add Loose prefix.
* Fix Python version typo.
* Improve formulation.
* Move message into own line.
* Fix casing, now that the object is no longer called Version.
* Remove Ubuntu 16.04 (Xenial Xerus) from CI.
* Removing PyOpenSSL backend from everywhere but openssl_pkcs12.
* Remove PyOpenSSL support from module_utils that's not needed for openssl_pkcs12.
* Add changelog fragment.
* Use module_utils from collection, clean up code a bit
* add DSA keys, because why not...
* sign/verify was added in pyOpenSSL 0.11 apparently
* Add signing capability detection to module_utils.crypto.basic
* Rework feature detection of signature types.
* Rename parameters to match other modules
* Add initial version of integration tests
* fix whitespace in tests
* More whitespace fixes
* small fixes for issues in testing
* Organize integration tests as test matrix
* another indentation fix to make pep8 happy
* use openssl pkeyutl when possible, otherwise fall back to openssl dgst
* More linter fixes
* openssl pkeyutl -help can apparently return 1
* ignore errors on openssl call and another try at formatting
* Remove the OpenSSL calls in tests
* Add collection name to deprecation notice and deprecate at version 2.0.0
* Exclude Ed448/25519 tests on pyopenssl
* revert the collection name in the deprecation notice (breaks 2.9)
* limit test platforms even more
* disable FreeBSD DSA and ECC tests
* Add module name to README
* rewrite and split into 2 modules instead
* add module to README and fix whitespace issue
* remove duplicated tests
* address review remarks
* resolve another comment
Felix Fontein
Andrew Klychkov
Markus Teufelberger