fixed bug: cca starts now with label 1
fixed bug: cca starts now with label 1 and successfully passes the CCATest
Bump to pom-scijava 1.104

Signed-off-by: Jenkins <jenkins@dev.loci.wisc.edu>
Bump to pom-scijava 1.105

Signed-off-by: Jenkins <jenkins@dev.loci.wisc.edu>
Merge branch 'master' into optimized-ops

Conflicts:
	examples/src/main/java/Example1b.java
	io/src/main/java/net/imglib2/io/ImgOpener.java
	io/src/test/java/net/imglib2/io/ReadImage.java
	tests/src/test/java/tests/ImgPanel.java
Merge branch 'optimized-ops' into knip

Conflicts:
	tests/src/test/java/tests/ImgPanel.java