Convert remaining plugins to regex matchers

[chrissexton]

Full list:

• reminder
• rpgORdie
• rss
• sisyphus
• stock
• talker
• tell
• tldr
• twitch
• twitter
• your
• achievements
• admin
• aoc
• babbler
• beers
• cli
• countdown
• counter
• couldashouldawoulda
• dice
• emojifyme
• fact
• first
• fuck
• git
• gpt2
• goals
• impossible
• inventory
• leftpad
• meme
• nerdepedia
• newsbid
• picker
• reaction
• remember
• sms