STYLE: Empty lines exceed 3

KWStyle detected the defect.

Change-Id: If359b4112f3dd6681deef953ae2c94c67198f517
COMP: Uninitialized member data

Valgrind detected
"Conditional jump or move depends on uninitialised value(s)"

Change-Id: Idaa07972136a28cb17bc9669f77de89496920daf
Merge topic 'Style_SignedDanielssonDistanceMapImageFilterTest11'

f4a78302 STYLE: Empty lines exceed 3
Merge topic 'ValgrindDefect_PowellOptimizerv4'

8533b171 COMP: Uninitialized member data
BUG: Two tests try to write the same file

itkMorphologicalGradientImageFilterTest and
itkMorphologicalGradientImageFilterTest2 both try to write to the
same output file. On a system with multiple threads, the tests may
both try to write at the same time creating a truncated file.

Change-Id: Id9ae289ceb9216d315d6dbb809ab366b0f6eb5da
Merge topic 'DuplicateTestImage'

65b01ef2 BUG: Two tests try to write the same file