feat(chat): Chat parsing

[luke-h1]

This PR:

• Refactors the current implementation of chat parsing and intends to fully complete the scope of chat features in this PR

Closes:

• Use zustand to store emotes/badges in state management Use zustand to store emotes/badges in state management #201
• Support stv, bttv, ffz and twitch emotes in chat Support stv, bttv, ffz and twitch emotes in chat #231
• Chat - refactor current UI and support stop and start scrolling Chat - refactor current UI and support stop and start scrolling #199
• Chat - support normal emojis Chat - support normal emojis #161
• Chat - respond to notices Chat - respond to notices #159
• Chat - reply to message Chat - reply to message #158
• Support talking in chat Support talking in chat #157
• update README update README #149
• get notified when someone mentions you/pings u in a cchat get notified when someone mentions you/pings u in a cchat #129
• Tapping on emote brings up info on it Tapping on emote brings up info on it #23
• Autocomplete for @ mentions Autocomplete for @ mentions #20
• Chat emote menu Chat emote menu  #18
• when stream ends listen look at dom and work out whether they've ended stream when stream ends listen look at dom and work out whether they've ended stream #210

Current in-flight tasks:

• Fix only global emotes being fetched
• get correct width + height of emote
• Fix duplicates being included in replaceTextWithEmotesV2
• unit test text parsing utils more extensively with more test data - fix issue with global 7tv getting loaded first
• smoke test replaceTextWithEmotes
• fetch bttv, ffz emotes
• handle twitch, ffz badges.
• get build onto test flight
• fix message styling
• on scroll stop chat from scrolling
• Fix bottom sheet modal performance on chat
• On press of emote brings bottom sheet modal up listing meta-data
• Support typing in chat - non emotes only
• Support replying to messages - non emotes only
• handle links - 7tv, youtube, twitch, twitter etc. displays
• unit test findBadges#twitch
• Add fixture data
• disconnect from chat on exit
• fix tsc,lint,prettier errors