tests: remove now-unused Makefile.am
id: do not print SELinux context when invoked with a USERNAME argument
id: do print the AFS-specific nameless group ID (called a PAG)
comm: accept new option: --output-delimiter=STR
join: improve memory management
build: move a project-specific definition to cfg.mk
Accommodate building on OS/2 (www.ecomstation.com Ecs v2 rc4)
guard against inserting a NEWS entry into a block for a prior release
tests: ensure that all exec-$PERL lines are the same
tests: skip (don't fail) rm/one-file-system when mount --bind fails