lxc-ubuntu: Support for building a container of a foreign architecture
lxc-ubuntu: Support for building a container of a foreign architecture

Support building a container of a foreign architecture if
qemu-user-static is installed.  This is done by installing some packages
of the host architecture in the container using multi-arch.

Author: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>
Signed-off-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>
Signed-off-by: Serge Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@canonical.com>
Signed-off-by: Daniel Lezcano <3211518dd4d87cb3f7ee12cb52e14b7fb2bc0446@fr.ibm.com>

Ponce/lxc,armcc/lxc,Pelagicore/lxc,codebauss/lxc,potatosalad/lxc,caglar10ur/lxc,akshaykarle/lxc,regit/lxc,lisongmin/lxc,lazy404/lxc,ecarrara/lxc,lisongmin/lxc,coconutpilot/lxc-gentoo-new,LynxChaus/lxc,caglar10ur/lxc,abstrakraft/lxc-android-lxc,QingweiPeterLan/cs188-lxc,potatosalad/lxc,hfuCN/lxc,ecarrara/lxc,ss1h2a3tw/lxc,efiop/lxc,tych0/lxc,glensc/lxc,abstrakraft/lxc-android-lxc,hkjolhede/lxc,aeris/lxc,JohnPeacockMessageSystems/lxc,virajs/lxc,bostjan/lxc,cjwatson/lxc,hallyn/lxc,ojkastl/lxc_Patches,ysbnim/lxc,ss1h2a3tw/lxc,ostap/lxc,virajs/lxc,hallyn/lxc,cjwatson/lxc,raspberrypython/lxc,sapun/lxc,szaszg/lxc,christiaan/lxc,federicobriata/lxc,ojkastl/lxc_Patches,glensc/lxc,major/lxc,hfuCN/lxc,ioops/lxc,weizhenwei/lxc,Ponce/lxc,yubo/lxc,ksperis/lxc,smoser/lxc,bmoar/lxc,ksperis/lxc,caglar10ur/lxc,weizhenwei/lxc,fwilson42/lxc,efiop/lxc,abstrakraft/lxc-android-lxc,GreatFruitOmsk/lxc,ojkastl/lxc_Patches,cjwatson/lxc,rldleblanc/lxc,hallyn/lxc,rowhit/lxc,smoser/lxc,DarknessBeforeDawn/lxc,rldleblanc/lxc,major/lxc,christiaan/lxc,smoser/lxc,rowhit/lxc,DarknessBeforeDawn/lxc,abstrakraft/lxc-android-lxc,lazy404/lxc,GreatFruitOmsk/lxc,bostjan/lxc,thmo/lxc,akshaykarle/lxc,Distrotech/lxc,yubo/lxc,JohnPeacockMessageSystems/lxc,rldleblanc/lxc,jirislaby/lxc,sapun/lxc,ysbnim/lxc,Pelagicore/lxc,thmo/lxc,hkjolhede/lxc,Ponce/lxc,Distrotech/lxc,DarknessBeforeDawn/lxc,ksperis/lxc,ojkastl/lxc_Patches,regit/lxc,JohnPeacockMessageSystems/lxc,weizhenwei/lxc,ioops/lxc,bmoar/lxc,sapun/lxc,major/lxc,Distrotech/lxc,armcc/lxc,LynxChaus/lxc,szaszg/lxc,lazy404/lxc,rowhit/lxc,thmo/lxc,Pelagicore/lxc,ecarrara/lxc,terceiro/lxc,GreatFruitOmsk/lxc,aeris/lxc,ss1h2a3tw/lxc,terceiro/lxc,efiop/lxc,yubo/lxc,hfuCN/lxc,christiaan/lxc,hkjolhede/lxc,jirislaby/lxc,jirislaby/lxc,ioops/lxc,ysbnim/lxc,regit/lxc,QingweiPeterLan/cs188-lxc,codebauss/lxc,fwilson42/lxc,fwilson42/lxc,federicobriata/lxc,tych0/lxc,QingweiPeterLan/cs188-lxc,coconutpilot/lxc-gentoo-new,akshaykarle/lxc,armcc/lxc,virajs/lxc,terceiro/lxc,lisongmin/lxc,ostap/lxc,aeris/lxc,LynxChaus/lxc,federicobriata/lxc,codebauss/lxc,raspberrypython/lxc,tych0/lxc,raspberrypython/lxc,glensc/lxc,smoser/lxc,bmoar/lxc,szaszg/lxc,bostjan/lxc