3.0.0

Big Changes

• Switch emoji to Twemoji v12.04 from EmojiOne v2.0
  • See #23 Switch to Twemoji for further details
• Support joined emojis like 👨‍👨‍👦 or 1️⃣
  • See #24 Joined emojis like 👨‍👨‍👦 or 1️⃣ are not drawn for further details

Breaking Changes

• Drop support ruby2.1 and 2.2, 2.3
• prawn-emoji requires Prawn 2.2 (Drop support Prawn 2.1)