Release 0.2.1 version

Author: vyahello

CHANGELOG.md

@@ -1,6 +1,16 @@
+Versions
+========
+
+* 0.2.1
+  - Use unittest pytestmark for factory method tests
+  - Use coverage package for CI
+  - Fix docs style for github pages
+  - Support python 3.9
+  - Bump requirements packages
+  - Use 80 chars for code
 * 0.2.0
-    * Add unit tests coverage 
+  - Add unit tests coverage 
 * 0.1.1
-    * Polish documentation
+  - Polish documentation
 * 0.1.0
-    * Distribute first version of a project
+  - Distribute first version of a project