[frama-c][renderer] Add primitive support for linter (eslint).

ivette/.eslintignore

ivette/.eslintrc.js

ivette/package.json

ivette/src/frama-c/LabViews.tsx

ivette/src/frama-c/server.ts

ivette/src/frama-c/states.ts

ivette/src/renderer/ASTview.tsx

ivette/src/renderer/Controller.tsx

ivette/src/renderer/Properties.tsx

ivette/yarn.lock