Merge commit 'ec4e6f9df2ab9ffdc62a3f59675369096e0d3f77' as 'docs'

docs/content/functions/md5.md

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+---
+title: md5
+linktitle: md5
+description: hashes the given input and returns its MD5 checksum.
+godocref:
+date: 2017-02-01
+publishdate: 2017-02-01
+lastmod: 2017-02-01
+categories: [functions]
+menu:
+  docs:
+    parent: "functions"
+#tags: []
+signature: ["md5 INPUT"]
+workson: []
+hugoversion:
+relatedfuncs: []
+deprecated: false
+aliases: []
+---
+
+
+
+```
+{{ md5 "Hello world, gophers!" }}
+<!-- returns the string "b3029f756f98f79e7f1b7f1d1f0dd53b" -->
+```
+
+This can be useful if you want to use [Gravatar](https://en.gravatar.com/) for generating a unique avatar:
+
+```
+<img src="https://www.gravatar.com/avatar/{{ md5 "your@email.com" }}?s=100&d=identicon">
+```