Awebsome! Comment Author Mail Validation

Adds a new comment validation method in the "Before a comment appears" Discussion subsection panel.

Features

• Avoided comment automattic approvals
• Adds a new highlighted option to "Before a comment appears" Discussion section subpanel
• Verification email sending every time a not registered user posts a comment
• Link checkback required to publish the comment and it wasn't flagged as spam
• Included WP nonces security to verification email link

How it works?

1. Not registered user posts a comment
2. Not registered user receives an email with a validation link
3. Not registered user follows validation link
4. Comment is published

ToDo

• Integrate deeper with other validation methods
• Add mail customization options UI (headers, content-type, attachments, html…)
• Pretty permalinks URL integration (…permalink/nonce/cid)