install(1): Add -U option from FreeBSD
authorzrj <rimvydas.jasinskas@gmail.com>
Fri, 22 Jan 2016 14:07:09 +0000 (16:07 +0200)
committerzrj <zrj@dragonflybsd.org>
Tue, 26 Jan 2016 07:55:37 +0000 (09:55 +0200)
commit60af08585874c52e0c069bc161d702b9fc25ccaa
tree967e5a58ab936235914bc8fa14f23e4552cd9d88
parent23d5265f17516c33ddfdc83ed036fec91ce465d8
install(1): Add -U option from FreeBSD

This allows to install without root privileges.
Also sort options a bit.

Taken-from: FreeBSD
usr.bin/xinstall/install.1
usr.bin/xinstall/xinstall.c