Add more detailed logging to aufs init
Add more detailed logging to aufs init

Addresses some comments on 276b44608b04f08bdf46ce7c816b1f744bf24b7d

Signed-off-by: Brian Goff <dc73d0991b982a8303e713ef531a313af77e242a@gmail.com>

konstruktoid/docker-1,fcrisciani/docker,noironetworks/docker,jimjag/docker,tophj-ibm/docker,ripcurld0/moby,johnstep/moby-moby,raja-sami-10p/moby,tklauser/docker,docker/docker,ibuildthecloud/docker,SvenDowideit/docker,KarthikNayak/docker,whuwxl/docker,Mokolea/docker,rancher/docker,jwhonce/docker,laijs/moby,kolyshkin/moby,justincormack/docker,tophj-ibm/docker,x1022as/docker,SvenDowideit/docker,jameszhan/docker,justincormack/docker,shishir-a412ed/docker,kojiromike/docker,paralin/docker,thaJeztah/docker,danyalKhaliq10p/moby,justincormack/docker,estesp/docker,cpuguy83/docker,duglin/docker,rremer/moby,flavio/docker,pramodhkp/moby,flavio/docker,fcrisciani/docker,tonistiigi/docker,mikebrow/docker,miminar/docker,KingEmet/docker,sterchelen/docker,KingEmet/docker,noironetworks/docker,KingEmet/docker,duglin/docker,jameszhan/docker,mike1729/docker,tmp6154/docker,jwhonce/docker,scotttlin/docker,fcrisciani/docker,kolyshkin/docker,dccurtis/docker,YuPengZTE/docker,ibuildthecloud/docker,gnailuy/docker,tmp6154/docker,madhanrm/docker,nawawi/docker,yongtang/docker,AkihiroSuda/docker,moul/docker,cpuguy83/docker,nawawi/docker,PatrickLang/moby,Mokolea/docker,nawawi/docker,dccurtis/docker,rremer/moby,trebonian/docker,djs55/docker,dsheets/moby,jimjag/docker,jwhonce/docker,moul/docker,jlhawn/docker,hqhq/moby,YuPengZTE/docker,madhanrm/docker,jlhawn/docker,shishir-a412ed/docker,dims/docker,sterchelen/docker,yongtang/docker,moul/docker,tophj-ibm/moby,tklauser/docker,paralin/docker,laijs/docker,gnailuy/docker,maxamillion/docker,cpuguy83/docker,rhatdan/docker,maxamillion/docker,Ramzec/docker,ibuildthecloud/docker,konstruktoid/docker-1,nawawi/docker,thaJeztah/docker,mike1729/docker,whuwxl/docker,moul/docker,mahak/docker,johnstep/moby-moby,jimjag/docker,madhanrm/docker,nalind/docker,mikebrow/docker,danyalKhaliq10p/moby,unclejack/docker,dims/docker,konstruktoid/docker-1,scotttlin/docker,bearstech/moby,rancher/docker,SvenDowideit/docker,vdemeester/docker,rhatdan/docker,kojiromike/docker,tonistiigi/docker,maxamillion/docker,srust/docker,flavio/docker,shishir-a412ed/docker,yosifkit/docker,raja-sami-10p/moby,Ramzec/docker,estesp/docker,Ramzec/docker,yongtang/docker,trebonian/docker,whuwxl/docker,mike1729/docker,hqhq/moby,docker/docker,danyalKhaliq10p/moby,kojiromike/docker,trebonian/docker,sterchelen/docker,miminar/docker,moby/moby,pradipd/moby,srust/docker,noironetworks/docker,KarthikNayak/docker,yummypeng/docker,dccurtis/docker,estesp/docker,moby/moby,laijs/moby,nalind/docker,YuPengZTE/docker,laijs/docker,duglin/docker,yosifkit/docker,tophj-ibm/docker,laijs/moby,scotttlin/docker,Ramzec/docker,thaJeztah/docker,mahak/docker,jthelin/docker,rancher/docker,tophj-ibm/moby,tklauser/docker,hqhq/moby,dims/docker,bearstech/moby,tophj-ibm/moby,miminar/docker,jvanz/docker,Mokolea/docker,pramodhkp/moby,crosbymichael/docker,tonistiigi/docker,dsheets/moby,konstruktoid/docker-upstream,AkihiroSuda/docker,ripcurld0/moby,nalind/docker,konstruktoid/docker-upstream,crosbymichael/docker,ndeloof/docker,yummypeng/docker,thaJeztah/docker,allencloud/docker,bearstech/moby,dmcgowan/docker,mixja/docker,ndeloof/docker,yosifkit/docker,yummypeng/docker,laijs/docker,moby/moby,jlhawn/docker,vdemeester/docker,trebonian/docker,unclejack/docker,dsheets/moby,ibuildthecloud/docker,paralin/docker,rhatdan/docker,gnailuy/docker,moby/moby,kolyshkin/moby,jameszhan/docker,yosifkit/docker,ndeloof/docker,cyphar/docker,crosbymichael/docker,mikebrow/docker,Mokolea/docker,cyphar/docker,KarthikNayak/docker,johnstep/moby-moby,jvanz/docker,PatrickLang/moby,djs55/docker,jimjag/docker,AkihiroSuda/docker,vdemeester/docker,cpuguy83/docker,srust/docker,bearstech/moby,mixja/docker,nalind/docker,allencloud/docker,PatrickLang/moby,gnailuy/docker,flavio/docker,raja-sami-10p/moby,mahak/docker,pramodhkp/moby,paralin/docker,tmp6154/docker,jvanz/docker,dmcgowan/docker,AkihiroSuda/docker,pradipd/moby,x1022as/docker,unclejack/docker,mahak/docker,mixja/docker,dmcgowan/docker,ibuildthecloud/docker,allencloud/docker,cyphar/docker,jthelin/docker,docker/docker,kolyshkin/moby,x1022as/docker,ripcurld0/moby,rremer/moby,pradipd/moby,konstruktoid/docker-upstream,kolyshkin/docker,konstruktoid/docker-upstream,djs55/docker