document the stop hook
document the stop hook

Signed-off-by: Wolfgang Bumiller <bac7898f539fd233d9ce33be7a9eda13ee647930@proxmox.com>
Acked-by: Serge E. Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@ubuntu.com>

fwilson42/lxc,aeris/lxc,DarknessBeforeDawn/lxc,terceiro/lxc,thmo/lxc,QingweiPeterLan/cs188-lxc,Distrotech/lxc,armcc/lxc,DarknessBeforeDawn/lxc,cjwatson/lxc,GreatFruitOmsk/lxc,federicobriata/lxc,hfuCN/lxc,thmo/lxc,hallyn/lxc,bostjan/lxc,hfuCN/lxc,fwilson42/lxc,ksperis/lxc,Distrotech/lxc,GreatFruitOmsk/lxc,aeris/lxc,cjwatson/lxc,armcc/lxc,hallyn/lxc,ss1h2a3tw/lxc,Distrotech/lxc,akshaykarle/lxc,thmo/lxc,tych0/lxc,tych0/lxc,federicobriata/lxc,fwilson42/lxc,bostjan/lxc,ysbnim/lxc,ss1h2a3tw/lxc,ksperis/lxc,terceiro/lxc,armcc/lxc,federicobriata/lxc,Ponce/lxc,ysbnim/lxc,aeris/lxc,terceiro/lxc,LynxChaus/lxc,caglar10ur/lxc,hfuCN/lxc,ksperis/lxc,GreatFruitOmsk/lxc,DarknessBeforeDawn/lxc,Ponce/lxc,Ponce/lxc,LynxChaus/lxc,caglar10ur/lxc,QingweiPeterLan/cs188-lxc,caglar10ur/lxc,cjwatson/lxc,hallyn/lxc,akshaykarle/lxc,ss1h2a3tw/lxc,ysbnim/lxc,bostjan/lxc,akshaykarle/lxc,tych0/lxc,LynxChaus/lxc,QingweiPeterLan/cs188-lxc