Specify in the debian script an extra fstab file
Specify in the debian script an extra fstab file

Allow the user to specify an extra fstab file to be added in the
debian configuration. So some optimisations can be done for sharing
objects.

eg: /var/cache/apt/archives mounted in <rootfs>/var/cache/apt/archives

Signed-of-by: Daniel Lezcano <3211518dd4d87cb3f7ee12cb52e14b7fb2bc0446@fr.ibm.com>

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