CHANGELOG.md in iroki-0.0.27 vs CHANGELOG.md in iroki-0.0.28

@@ -109,5 +109,10 @@
 - Basic validation of Newick files (issue 9)
 
 ### 0.0.27 ###
 
 - Remove some debugging statements
+
+### 0.0.28 ###
+
+- Update `Dockerfile`
+- Let user choose default color (issue 15)