Update pom-scijava to 1.44
Update pom-scijava to 1.44

This eliminates SNAPSHOT dependency couplings in favor of using release
versions for various external dependencies, including:
  * imglib2 version 2.0.0-beta-7
  * scifio version 0.1.0
  * nar-maven-plugin version 3.0.0-scijava-1

imagej/imagej-launcher,imagej/imagej-launcher,imagej/imagej-launcher