Authorized_Keys: add more tests
Authorized_Keys: add more tests

mlichvar/augeas,jjlin/augeas,pevalme/augeas,hercules-team/augeas-do-not-use,ptoscano/augeas,jasperla/augeas,jasperla/augeas,kumy/augeas,kunkku/augeas,dafugg/augeas,kunkku/augeas,kunkku/augeas,ptoscano/augeas,lutter/augeas,mlichvar/augeas,jtopjian/augeas,kumy/augeas,lutter/augeas,hercules-team/augeas,manandbytes/augeas,jjlin/augeas,ptoscano/augeas,pevalme/augeas,kumy/augeas,hercules-team/augeas-do-not-use,mchf/augeas,raphink/augeas,pevalme/augeas,mlichvar/augeas,dafugg/augeas,GeoffWilliams/augeas,lutter/augeas,raphink/augeas,MikaelSmith/augeas,manandbytes/augeas,mchf/augeas,hercules-team/augeas,jjlin/augeas,hercules-team/augeas-do-not-use,MikaelSmith/augeas,dafugg/augeas,GeoffWilliams/augeas,kumy/augeas,jtopjian/augeas