Fix a bug in thor when asking for help on subsubcommands
Fix a bug in thor when asking for help on subsubcommands

ashhher3/omnibus,lvfeng1130/omnibus,sh9189/omnibus,3ofcoins/chef-omnibus,ashhher3/omnibus,ashhher3/omnibus,Scalr/omnibus,chef/omnibus,sh9189/omnibus,servebox/omnibus,3ofcoins/chef-omnibus,rapid7/omnibus,pskrz/omnibus,strangelittlemonkey/omnibus,higanworks/omnibus,rhass/omnibus,Scalr/omnibus,DataDog/omnibus-ruby,jamesn/omnibus,intfrr/omnibus,intfrr/omnibus,rapid7/omnibus,rhass/omnibus,Scalr/omnibus,rhass/omnibus,hugosato/omnibus,pskrz/omnibus,adamleff/omnibus,mattray/omnibus,strangelittlemonkey/omnibus,rapid7/omnibus,lvfeng1130/omnibus,strangelittlemonkey/omnibus,szechyjs/omnibus,intfrr/omnibus,szechyjs/omnibus,adamleff/omnibus,adamleff/omnibus,jamesn/omnibus,3ofcoins/chef-omnibus,mattray/omnibus,Altiscale/omnibus,sh9189/omnibus,mattray/omnibus,szechyjs/omnibus,servebox/omnibus,pskrz/omnibus,Altiscale/omnibus,DataDog/omnibus-ruby,hugosato/omnibus,chef/omnibus,higanworks/omnibus,lvfeng1130/omnibus,Altiscale/omnibus,jamesn/omnibus,DataDog/omnibus-ruby,servebox/omnibus,higanworks/omnibus,hugosato/omnibus,chef/omnibus