At some point the script to generate .eslintignore.errorfiles had been run and added all these files to the ignore list, often because they lacked a space before a brace or something equally mundane. These are the easiest bunch.
Fixing 1000s of lint issues. Some rules cannot be `--fix`ed but this goes some way to linting the entire codebase.
Factor out the chunk of code that looks through a read receipt event to see if it contain a read receipt from a given user, now we use it in 2 places.
