Rewritten bulk video thumbnail scanner
Added troubleshooting info to meta box. Made minor copy/formatting changes.
Added Vine support
Fixed URL for expected result for Wistia tests
Google Drive support
Test matches based on file hash instead of URL
Merge branch 'google-drive' into dev
Improved provider testing and added expected hashes for Google Drive
Added directions for getting a Google Drive API key
Put image link before file hash in provider test results
Version 2.4