v4.0.0

What's Changed

• use String#match? for speed 🏇🏼 in usable? helper by @markets in #210
• 🛠️ Fix specs and update deps by @markets in #211
• Migrate from Rubocop to Standard by @markets in #213
• add coverage report via Code Climate and simplecov by @markets in #214
• Remove Ruby 2.6 support by @markets in #216
• ⚙️ Refactor requires by @markets in #217
• Include response code in unexpected network error message by @markets in #219
• Video stats 📊 by @markets in #220

Full Changelog: v3.1.0...v4.0.0