In some cases this is important to know. Also, if we commit to a specific version, we cannot support other versions - or at least we need to know whether it differs from the default.

Whitelisting my username as per the discussion with Sing on the forums - https://forums.rocket.chat/t/possibility-of-github-moderation-for-community-members/19/34

This should fix incorrect generated links in changelog.

and fix some line breaks and heading

Include [NEW], [FIX] and [BREAK] tags instruction on pull request template