Add a safeguard preventing to send a given NL to a given user more than once.
authorRaphaël Barrois <raphael.barrois@polytechnique.org>
Fri, 1 Jul 2011 20:11:22 +0000 (22:11 +0200)
committerRaphaël Barrois <raphael.barrois@polytechnique.org>
Fri, 1 Jul 2011 20:32:18 +0000 (22:32 +0200)
commite4502fa12073ca33717b4aa5d1cece4f7afb4371
tree3006198b0d2911d18ace33d63597747d33e7a7d6
parentdb587ff9c60b630859461ee1e4f030e0c9b09d97
Add a safeguard preventing to send a given NL to a given user more than once.

Signed-off-by: Raphaël Barrois <raphael.barrois@polytechnique.org>
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