Release 3.5.0

• Feat/replace csv parser by papa parse (#14) (f576813)
• Fix: better error log (0b69d5b)
• Refactor: parse entire csv instead of by row (eff587c)
• Add: .node-version (6883dc6)
• Add: eslintrc for tests (be7d277)
• Update: README, remove Leo and remove reference to the "old" implemention (6e84254)
• Lint (9a472be)
• Update: tests for papa parser implementation (1da71f0)
• Remove: old csv parser (254644d)
• Refactor: re-implement csv export using papa parse (3a31c8d)
• Refactor: re-implement csv import using papa parse (bff1f39)
• Add: papa parse to package.json (fdf5255)
• Fix vulnerability (a8ccb7d)