Update 'README.md'

2018-09-28 20:45:45 +00:00 · 2018-09-28 20:45:45 +00:00 · 85a06c4f5d
commit 85a06c4f5d
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@ -3,7 +3,7 @@ This image translates between plain http and https using HAProxy.
 ## How it works
-```
+```plain
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