Comment 6 for bug 1850473

Here is just a humongous pull request, turning back on the eslint versions of our old codelyzer rules, and adding the aforementioned new rules: user/sandbergja/lp1850473_ng_lint

Here is a link: https://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/user/sandbergja/lp1850473_ng_lint