Update plugin_api.md

johndmulhausen · web-flow · commit e0280abc9a28 · 2016-10-05T16:12:47.000-07:00
diff --git a/engine/extend/plugin_api.md b/engine/extend/plugin_api.md
@@ -1,4 +1,6 @@
 ---
+aliases:
+  - /extend/plugin_api/
 description: 'How to write Docker plugins extensions '
 keywords:
 - API, Usage, plugins, documentation, developer
