[ 06:08 bapt  ]

• 503441 shells/zsh/Makefile
• 503441 shells/zsh/files/pkg-message.in

Only show the pkg-message on installation, never do it on upgrades

[ 14:13 adamw  ]

• 417423 UPDATING
• 417423 shells/zsh/Makefile
• 417423 shells/zsh/files/pkg-message.in

Switch zsh back to looking for system-wide files under ${PREFIX}/etc,
rather than /etc. Add an option, ETCDIR, to switch it back to /etc.
Also includes a couple whitespace cleanups. PORTREVISION bump, and a
note in UPDATING.

PR:		201866