eslint: enforce no whitespace inside lists
eslint: enforce space after keywords
eslint: enforce "one true brace style"

This is just the style that was already used.
eslint: disallow "... else { if (...) { } }"
eslint: disallow trailing whitespace
eslint: set max line lenght to 80 characters
Merge pull request #15 from mgeisler/eslint-extra-rules

Enable some extra ESLint rules