new copyright notice

new copyright notice

SCCS-vsn: bin/cat/cat.c 5.11
SCCS-vsn: bin/cat/cat.1 6.7
SCCS-vsn: old/adb/common_source/pathnames.h 5.3
SCCS-vsn: bin/chmod/chmod.1 6.6
SCCS-vsn: bin/chmod/chmod.c 5.14
SCCS-vsn: bin/cp/cp.c 5.17
SCCS-vsn: bin/cp/cp.1 6.8
SCCS-vsn: bin/csh/pathnames.h 5.5
SCCS-vsn: bin/date/date.c 4.27
SCCS-vsn: bin/df/df.c 5.20
SCCS-vsn: bin/df/df.1 6.5
SCCS-vsn: bin/echo/echo.c 5.3
SCCS-vsn: bin/ed/pathnames.h 5.4
SCCS-vsn: bin/hostname/hostname.c 5.4
SCCS-vsn: bin/hostname/hostname.1 6.4
SCCS-vsn: bin/kill/kill.c 4.6
SCCS-vsn: bin/mkdir/mkdir.1 6.4
SCCS-vsn: bin/mkdir/mkdir.c 5.7
SCCS-vsn: bin/mv/pathnames.h 5.2
SCCS-vsn: bin/mv/mv.c 5.9
SCCS-vsn: bin/mv/mv.1 6.3
SCCS-vsn: bin/ps/pathnames.h 5.3
SCCS-vsn: lib/libc/gen/devname.c 5.5
SCCS-vsn: bin/pwd/pwd.c 5.3
SCCS-vsn: bin/rcp/pathnames.h 5.3
SCCS-vsn: bin/rcp/rcp.c 5.27
SCCS-vsn: bin/rcp/rcp.1 6.8
SCCS-vsn: bin/rmail/rmail.c 4.15
SCCS-vsn: bin/rmail/rmail.8 6.3
SCCS-vsn: bin/rmdir/rmdir.c 5.3
SCCS-vsn: old/sh/pathnames.h 5.2
SCCS-vsn: bin/sleep/sleep.c 5.4
SCCS-vsn: bin/sync/sync.c 4.4
SCCS-vsn: old/tar/pathnames.h 5.2