v0.1.0, 2017-08-03 -- Initial release
v0.1.1, 2017-08-03 -- Update README
v0.1.2, 2017-08-03 -- Fix error handling for RSS function too
v0.1.3, 2017-08-03 -- Catch all error types including parsing errors
v0.1.4, 2017-08-03 -- Hotfix to previous version
v0.1.5, 2017-08-04 -- Python2 compatible namespacing
v0.1.6, 2017-08-05 -- Specify requests-cache as dependency
v0.1.7, 2017-08-05 -- Check for valid RSS feed properly
v0.2.1, 2018-02-12 -- Add prometheus metric exports
