Update history to reflect merge of #52

Author: alfredxing

History.md

@@ -4,6 +4,7 @@
   * Update Jekyll dependency to allow Jekyll 3 (#33)
   * Update docs to reflect changes in v2.0.0 (#31)
   * Add compatibility with Jekyll 3 (#48)
+  * Update to reflect release of Jekyll 3 (#52)
 
 ## Development Fixes
   * Test against Jekyll 2, 3, and GitHub Pages (#48)