[r=waigani],[bug=1318429] Correct debug-log help
[r=waigani],[bug=1318429] Correct debug-log help

Change help message for exclude to read:
"do not show log messages for these entities"

https://codereview.appspot.com/91380044/
R=axwalk
fwereade/juju,perrito666/juju,cloud-green/juju,anastasiamac/juju,reedobrien/juju,bogdanteleaga/juju,tsakas/juju,AdamIsrael/juju,marcmolla/juju,bz2/juju,bz2/juju,mjs/juju,alesstimec/juju,marcoceppi/juju,Altoros/juju-cloudsigma,frobware/juju,kat-co/juju,tych0/juju,macgreagoir/juju,axw/juju,tych0/juju,dooferlad/juju,alesstimec/juju,bz2/juju,axw/juju,mjs/juju,Altoros/juju-cloudsigma,howbazaar/juju,marcmolla/juju,cherylj/juju,mikemccracken/juju,macgreagoir/juju,Altoros/juju-cloudsigma,AdamIsrael/juju,jrwren/juju,frankban/juju-tmp,bogdanteleaga/juju,cherylj/juju,mhilton/juju-juju,mikemccracken/juju,thomnico/juju,howbazaar/juju,cmars/juju,macgreagoir/juju,mhilton/juju,macgreagoir/juju,dimitern/juju,frankban/juju,mjs/juju,cmars/juju,sinzui/juju,perrito666/juju,tych0/juju,davecheney/juju,mikemccracken/juju,ericsnowcurrently/juju,frankban/juju,bogdanteleaga/juju,anastasiamac/juju,perrito666/juju,frankban/juju,axw/juju,perrito666/juju,frankban/juju-tmp,bac/juju,kat-co/juju,voidspace/juju,ericsnowcurrently/juju,mjs/juju,fwereade/juju,howbazaar/juju,frankban/juju,gabriel-samfira/juju,mhilton/juju-juju,bz2/juju,mattyw/juju,dooferlad/juju,howbazaar/juju,mikemccracken/juju,bz2/juju,wwitzel3/juju,ericsnowcurrently/juju,mhilton/juju,cherylj/juju,reedobrien/juju,ericsnowcurrently/juju,dimitern/juju,kat-co/juju,wwitzel3/juju,reedobrien/juju,rogpeppe/juju,bac/juju,mhilton/juju-juju,howbazaar/juju,tsakas/juju,sinzui/juju,dooferlad/juju,davecheney/juju,frobware/juju,macgreagoir/juju,tsakas/juju,davecheney/juju,davecheney/juju,reedobrien/juju,thomnico/juju,rogpeppe/juju,Altoros/juju-cloudsigma,Altoros/juju-vmware,fwereade/juju,tasdomas/juju,tsakas/juju,anastasiamac/juju,alesstimec/juju,cloud-green/juju,tych0/juju,makyo/juju,voidspace/juju,bac/juju,gabriel-samfira/juju,marcoceppi/juju,AdamIsrael/juju,tasdomas/juju,mattyw/juju,fwereade/juju,marcmolla/juju,bac/juju,rogpeppe/juju,anastasiamac/juju,Altoros/juju-vmware,cloud-green/juju,sinzui/juju,marcmolla/juju,frankban/juju-tmp,mhilton/juju,gabriel-samfira/juju,cherylj/juju,dimitern/juju,frankban/juju,perrito666/juju,bogdanteleaga/juju,mattyw/juju,waigani/juju,Altoros/juju-vmware,voidspace/juju,dooferlad/juju,ericsnowcurrently/juju,dimitern/juju,tasdomas/juju,marcmolla/juju,voidspace/juju,mhilton/juju-juju,frankban/juju-tmp,reedobrien/juju,marcoceppi/juju,tasdomas/juju,alesstimec/juju,mhilton/juju,frobware/juju,axw/juju,gabriel-samfira/juju,marcoceppi/juju,makyo/juju,mattyw/juju,bac/juju,cmars/juju,waigani/juju,mikemccracken/juju,kat-co/juju,jrwren/juju,cmars/juju,mjs/juju,Altoros/juju-vmware,makyo/juju,alesstimec/juju,dooferlad/juju,sinzui/juju,AdamIsrael/juju,cloud-green/juju,thomnico/juju,jrwren/juju,mjs/juju,waigani/juju,mjs/juju,axw/juju,thomnico/juju,kat-co/juju,gabriel-samfira/juju,anastasiamac/juju,waigani/juju,wwitzel3/juju,dimitern/juju,wwitzel3/juju,makyo/juju