CHANGELOG.md in prawn-emoji-3.0.0 vs CHANGELOG.md in prawn-emoji-3.1.0

@@ -1,22 +1,30 @@
+## 3.1.0
+
+### Minor Enhancements
+
+ * Update to Twemoji 12.1.3
+   * This version includes some new emoji support and emoji CHANGES. See [commit](https://github.com/hidakatsuya/prawn-emoji/commit/96cb731d337721bf89be9463d270cc46962380d9) for details
+ * Support Emoji 12.1
+
 ## 3.0.0
 
-Big Changes:
+### Big Changes
 
  * Switch emoji to [Twemoji](https://github.com/twitter/twemoji) v12.04 from EmojiOne v2.0
    * See [#23 Switch to Twemoji](https://github.com/hidakatsuya/prawn-emoji/issues/23) for further details
  * Support joined emojis like 👨‍👨‍👦 or 1️⃣
    * See [#24 Joined emojis like 👨‍👨‍👦 or 1️⃣ are not drawn](https://github.com/hidakatsuya/prawn-emoji/issues/24) for further details
 
-Breaking Changes:
+### Breaking Changes
 
  * Drop support ruby2.1 and 2.2, 2.3
  * prawn-emoji requires Prawn 2.2 (Drop support Prawn 2.1)
 
 ## 2.1.1
 
-### Bug Fixes:
+### Bug Fixes
 
  * Fixed: A text including multiple emojis are broken #19
 
 ## 2.1.0
 
@@ -26,10 +34,10 @@
    * An emoji with text presentation selector such as ☀︎ (U+2600 U+FE0E) will be drawn as text
    * See also http://www.unicode.org/reports/tr51/tr51-12.html#def_text_presentation_selector
 
 ## 2.0.1
 
-### Bug Fixes:
+### Bug Fixes
 
  * Fixed: part of ASCII chars and symbols is unexpectedly replaced with emojis #17 [@juanfal]
 
 ## 2.0.0