/system/pam.scm: Remove incorrect comment.
John Darrington
2016-07-19services: Add pam-limits-service....* gnu/system/pam.scm (<pam-limits-entry>): New record type.
(pam-limits-entry, pam-limits-entry->string): New procedures.
* gnu/services/base.scm (pam-limits-service-type): New variable.
(pam-limits-service): New procedure.
* doc/guix.texi (Base Services): Document it.
Ricardo Wurmus