v2.0.0 Release

• Remove support for python2.
• Move testing from TravisCI to Github actions.
• Move test coverage from Coveralls to Codecov.
• Expand previously-opened-element check to include all currently-open elements (#4 ) by @jayaddison

1.0.1 Stable Release

• Support XPath attribute-existence search for empty-valued HTML element attributes. (#2) by @jayaddison

1.0.0 Stable Release

Some optimizations for the stable release

0.2.3 Optimization Release

• Small tweak to how files are opened
• Some documentation changes

0.2.1 Optimization Release

• Just some cosmetic changes
• Readme changes.