Point to the anti-harassment policy, de-duplicate, reformat.

wiki/src/blueprint/HackFest_2014_Paris.mdwn

@@ -129,6 +129,8 @@ Somebody is interested in seeing a talk about that, would you make it happen?
 Community
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-Tails is made by, and used by, very different people - and we appreciate that! It is anyone's responsability to make sure everyone else feels welcomed and safe. A code of conduct is being written, please read it before attending :)
-
-Note also that lots of Tails users/contributors have strong interest in privacy, so before making video/photo, ask everybody in the picture if they agree to be photographed or filmed.
+Tails is made by, and used by, very different people - and we
+appreciate that! It is anyone's responsability to make sure everyone
+else feels welcomed and safe. Please read this event's
+[[anti-harassment policy|blueprint/HackFest_2014_Paris/policy]]
+before attending :)