ReCaptcha Check

Feature

Integrate Google's ReCaptcha API to improve quality of site's content.
Once a user (or bot) exceeds the rate limit for actions, they were be prompted with a ReCaptcha test.
The following actions will be blocked until the user passes the test.

• Upvote / Downvote on Paper Component
• Upvote / Downvote on Paper Page Component
• Upload / Edit to Paper
• Upload Paper PDF Link
• Comments (on Paper Progress Tab and on Discussion Tab)
• Summary Edit and Post (Paper Progress & Summary Tab)
• Abstract Edit
• Figure Addition (Paper Progress & Figure Tab)
• Key-Takeaway (Paper Progress & Tab)
• Limitations (Paper Progress & Tab)
• Boost
• Withdrawal (pushed error message handling but not deployed on staging)
• User Name / Description Change