Added the rules for linting

[naman9271]

Fixes #2644

Files Modified :

• .eslintric.js added the linting rules

changes have been made as you said in this comment

Changes Made

• I have added a lot of rules in the .eslintric with comments what the rules are for

[naman9271]

@saghul please review this

[saghul]

Please look into our eslint config in the @jitsi/eslint-config package. The only rules I am willing to accept here are ones that improve the status quo. Changing spacing to 2 spaces is only happening over my cold dead body.

[jitsi-jenkins]

Hi, thanks for your contribution!
If you haven't already done so, could you please make sure you sign our CLA (https://jitsi.org/icla for individuals and https://jitsi.org/ccla for corporations)? We would unfortunately be unable to merge your patch unless we have that piece :(.

[naman9271]

@saghul changes made please review