Command-Line: use imagej.dir property
Command-Line: use imagej.dir property

The imagej.dir property is now the principal property to tell where
ImageJ.app/ (or Fiji.app/) live. For backwards-compatibility, we fall
back to ij.dir and fiji.dir, too.

Signed-off-by: Johannes Schindelin <53fb8db7833fca1e1746dd8592f61048d350f64c@gmx.de>

imagejan/imagej-updater