Rename some classes and methods
update pom.xml file
Add classes to access stack data without haviong to check bounds
Add geodesic reconstruction algorithms that work for any type of 3D images
add missing test file
Add button to toggle result overlay
add component disabling while running watershed
add useful debug comment
add timing to all segmentation steps and do not show result in a separate window
Merge branch 'master' into gui-dev
make calls to extended minima and impose minima (finally implemented as well for 32-bit images)