lxc-ps : update the man page for passing the options
lxc-ps : update the man page for passing the options

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

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