This reverts commit fe413c8a, which breaks camouflage mode.

This closes https://labs.riseup.net/code/issues/7407 and prevent potential races

Conflicts:
	config/chroot_local-includes/usr/local/sbin/tails-prepare-win8-theme

For whatever reason the png version is used at applet initialisation even
though svg versions seems used when it updates its content.

Closes https://labs.riseup.net/code/issues/7381.

This patch sould be dropen once a version of the greeter inculding it reaches Tails

Conflicts:
	config/chroot_apt/preferences

For consistency, and also because our initial tests showed that the
http.debian.net redirector doesn't work very well with Tor.

This fixes CVE-2014-0076, CVE-2014-0195, CVE-2014-0221, CVE-2014-3470
and CVE-2014-0224.

This fixes CVE-2014-3466.

Squeeze will continue to get security updates from this suite after
its planned EOL date. For now we'll only install explicitly pinned
packages since the updates probably hasn't had the same level of QA as
normal security/stable updates.