From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Mon, 13 Mar 2006 12:48:17 +0000 (+0000)
Subject: added check to not clean the standard library, a confirmation is required
X-Git-Tag: make_still_working~7510
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=1acce08d9a3fa02ffd42a8981198bd06aab4c65d;hp=1acce08d9a3fa02ffd42a8981198bd06aab4c65d;p=helm.git

added check to not clean the standard library, a confirmation is required
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