[D8] Video Embed Tencent Provider

Thank you for applying! I added the PAReview checklist link. Reviewers will check the project and post comments to list what should be changed.

If you haven't done it, yet, please check the PAReview report and fix what needs to be fixed. There could be some false positives; verify that what reported is correct, before making any change.

Thank you for the contribution!

(1.) Please update your README.md file and add the required Headings in uppercase (https://www.drupal.org/node/2181737).

(2.) Please apply Drupal Coding standards, especially in:

• src/Plugin/video_embed_field/Provider/Tencent.php

(3.) Please fix the following pareview.sh issue:
DrupalPractice has found some issues with your code, but could be false positives.

FILE: .../vendor/drupal/pareviewsh/pareview_temp/video_embed_tencent.info.yml
--------------------------------------------------------------------------
FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
--------------------------------------------------------------------------
 7 | WARNING | All dependencies must be prefixed with the project name,
   |         | for example "drupal:"
--------------------------------------------------------------------------

Fixed is used when the application has been approved. The code still needs to be reviewed.

I was just waiting 14 days passed since the project creation, as a project cannot opt into security coverage in the first 14 days since its creation.

Thank you for your contribution! I am going to update the project to opt it into security coverage.

These are some recommended readings to help with excellent maintainership:

• Dries' post on Responsible maintainers
• Best practices for creating and maintaining projects
• Maintaining a drupal.org project with Git
• Commit messages - providing history and credit
• Release naming conventions.
• Helping maintainers in the issue queues

You can find more contributors chatting on the IRC #drupal-contribute channel. So, come hang out and stay involved.
Thank you, also, for your patience with the review process.
Anyone is welcome to participate in the review process. Please consider reviewing other projects that are pending review. I encourage you to learn more about that process and join the group of reviewers.

I thank all the dedicated reviewers as well.