Browsertrix Crawler v1.4.0-beta.0

What's Changed

• Support loading custom behaviors from URLs and/or filepaths by @tw4l in #707
• support custom css selectors for extracting links by @ikreymer in #689
• Dependency Update by @ikreymer in #718
• add disable-lazy-loading flag, should fix #699 by @ikreymer in #720
• Support loading custom behaviors from git repo by @tw4l in #717
• fix indexing of cookie header: by @ikreymer in #714
• Ensure partial responses are not written by @ikreymer in #721

Full Changelog: v1.3.4...v1.4.0-beta.0