Update history to reflect merge of #6450 [ci skip]

pathawks · pathawks · commit de4007c2cd68 · 2017-10-20T13:37:36.000-05:00
diff --git a/History.markdown b/History.markdown
@@ -1,3 +1,9 @@
+## HEAD
+
+### Development Fixes
+
+  * Update Rubocop to 0.51.0 (#6444)
+
 ## 3.6.1 / 2017-10-20
 
 ### Documentation
