Fix ubuntu template
Fix ubuntu template

 - Fixed rootfs path.
 - Removed network section, it should to be passed to the lxc-create
configuration option in order to concatenate the configuration files
 - Generate en_US local instead of de_DE

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

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