Bump to pom-scijava 1.51

Signed-off-by: Jenkins <jenkins@dev.loci.wisc.edu>
add static Intervals method to check for emptyness of interval.
histogram1d op adjustments
Merge branch 'master'

Conflicts:
	ops/src/main/java/net/imglib2/ops/operation/iterableinterval/unary/EqualizeHistogram.java
	ops/src/main/java/net/imglib2/ops/operation/iterableinterval/unary/MakeHistogram.java
	ops/src/main/java/net/imglib2/ops/operation/iterableinterval/unary/MinMax.java
	ops/src/main/java/net/imglib2/ops/operation/iterableinterval/unary/multilevelthresholder/OtsuMultilevelThresholder.java