CHANGELOG.md in simplecheck-1.0 vs CHANGELOG.md in simplecheck-2.0

@@ -1,7 +1,12 @@
 Changelog
 =========
 
+2.0
+---
+* Custom error messages
+* Fixed checks with nil argument
+
 1.0
 ---
 * Initial release
 * Expression, Case Equality and Block checks