bump-pom-scijava: add --default-properties
bump-pom-scijava: add --default-properties

Eventually, we will want to look at all of IJ1, IJ2, ImgLib2,
SCIFIO and scijava-common versions and update them all to the latest
versions. For now, we settle for IJ1 and scijava-common.

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

scijava/scijava-common