ImageMacgick6 seems to conflict with itself

[bob prohaska]

On Mon, Apr 29, 2019 at 06:58:35PM -0400, ajtiM via freebsd-ports wrote:
> 
> Maybe make deinstall and then make reinstall
> 
By the time I fell into the trap, the old ImageMagick directory
had been renamed to ImageMagick6, which wasn't yet installed,
so there was no place to run make deinstall. 

Using David Wolfskill's pkg command did the trick.

Thanks to all for speedy help,

bob prohaska