* src/transform.c (add_file_info): manipulate tree directly
* src/transform.c (add_file_info): manipulate tree directly

Going through public functions like aug_set is silly, and causes all kinds
of string munging.

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