sysutils/automount: upgrade 1.5.8 -> 1.7.0

• The automount has now a new co-author - Rozhuk Ivan.
• New options available in automount.conf config file.
• Filesystem detection/mounting reworked totally with file(1)/dd(1)/fstyp(8) as backends.
• Notifications are now possible with libnitify(8) library.
• Automatic detection of DISPLAY variable.
• New automatic wait for device appearance.
• New detection if device is a block device.
• Introduction of CD-ROM support.
• Automatic detection of File Manager with exo-open(1).
• Option REMOVEDIRS is deprecated now.
• Handle '-o large' option for FAT under FreeBSD 11.x and 12.x versions.

PR: 239998
Submitted by: vermaden@interia.pl (maintainer), Rozhuk Ivan
Reported by: OlivierW <olivierw1+bugzilla-freebsd@hotmail.com>
Reviewed by: koobs