mv clitkRegionGrovwing from private to segmentation

diff --git a/tests_dav/clitkRegionGrowing.cxx b/segmentation/clitkRegionGrowing.cxx
similarity index 100%
rename from tests_dav/clitkRegionGrowing.cxx
rename to segmentation/clitkRegionGrowing.cxx

diff --git a/tests_dav/clitkRegionGrowing.ggo b/segmentation/clitkRegionGrowing.ggo
similarity index 100%
rename from tests_dav/clitkRegionGrowing.ggo
rename to segmentation/clitkRegionGrowing.ggo

diff --git a/tests_dav/clitkRegionGrowingGenericFilter.cxx b/segmentation/clitkRegionGrowingGenericFilter.cxx
similarity index 100%
rename from tests_dav/clitkRegionGrowingGenericFilter.cxx
rename to segmentation/clitkRegionGrowingGenericFilter.cxx

diff --git a/tests_dav/clitkRegionGrowingGenericFilter.h b/segmentation/clitkRegionGrowingGenericFilter.h
similarity index 100%
rename from tests_dav/clitkRegionGrowingGenericFilter.h
rename to segmentation/clitkRegionGrowingGenericFilter.h

diff --git a/tests_dav/clitkRegionGrowingGenericFilter.txx b/segmentation/clitkRegionGrowingGenericFilter.txx
similarity index 100%
rename from tests_dav/clitkRegionGrowingGenericFilter.txx
rename to segmentation/clitkRegionGrowingGenericFilter.txx