AaD, I want consistent code between all users

[samsaksfithian]

• .eslintrc
• make ESLint a dev dependency
• .prettierrc
• make Prettier a dev dependency

Related to talent-path-pipeline/client#30

[samsaksfithian]

As of yet as far as I can tell it's not possible to add an editor extension as a dependency, so for now I just made a note about contribution in the README

[samsaksfithian]

closed by #22