Causes deprecation notice on PHP 7.4
Doesn't work with older PHPUnit versions.
Add support to 'INSERT INTO ... VALUES $' queries
Fixes #812
Browsers don't move <select> dropdowns when the page shifts. Fixes #808
Fixes #745
Fix mismatch between Q2A and PHPMailer email validation algorithm
Fix database overflow issue when trying to insert content words
Remove bookmark entries about deleted users
Add style element to qa_sanitize_html()
