PdeUtil: more performance enhancement
fixed bug in ErodeLabeling
Merge branch 'master' into knip

Conflicts:
	ops/src/main/java/net/imglib2/ops/operation/labeling/unary/ErodeLabeling.java
ErodeLabeling extended for operation buffering
Merge branch 'master' into knip
optimized code of ErodeLabeling
Merge branch 'master' into knip
more efficient erodelabeling
Merge branch 'master' into knip
fixed bug in ErodeLabeling

Fixed bug in ErodeLabeling

ErodeLabeling extended for operation buffering

optimized code of ErodeLabeling

more efficient erodelabeling

More on erodelabeling
Merge branch 'master' into knip

Conflicts:
	ops/src/main/java/net/imglib2/ops/operation/labeling/unary/ErodeLabeling.java
removed unused imports