Merge branch 'bugfix/8038-remove-useless-iceweasel-apt-pinning' into testing

config/chroot_apt/preferences

@@ -218,11 +218,6 @@ Package: xul-ext-noscript
 Pin: release o=Debian Backports,n=wheezy-backports
 Pin-Priority: 999
 
-Explanation: Block installation of iceweasel until it has been removed from our APT repo
-Package: iceweasel
-Pin: origin deb.tails.boum.org
-Pin-Priority: -1
-
 Explanation: weirdness in chroot_apt install-binary
 Package: *
 Pin: release o=chroot_local-packages