[changes brought forward from 7u75-2.5.4-3+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sat, 11 Apr 2015 23:21:38 +0000]
* Tag assembler as armv6 to avoid setting off armv7 contamination checker.
* Add patch to disable currency timebomb.
* Allow docs to be built on any architecture.