COMP: Fixing uninitialized member variables.
COMP: Fixing uninitialized member variables.

They were reported as uninitialized variables by Valgrind.

Change-Id: Ib165f4d3ad6dba4179b8a1e67de38a3c08354734

GEHC-Surgery/ITK,itkvideo/ITK,ajjl/ITK,stnava/ITK,malaterre/ITK,daviddoria/itkHoughTransform,CapeDrew/DCMTK-ITK,eile/ITK,wkjeong/ITK,InsightSoftwareConsortium/ITK,atsnyder/ITK,atsnyder/ITK,biotrump/ITK,cpatrick/ITK-RemoteIO,msmolens/ITK,rhgong/itk-with-dom,CapeDrew/DCMTK-ITK,Kitware/ITK,daviddoria/itkHoughTransform,rhgong/itk-with-dom,hinerm/ITK,jmerkow/ITK,cpatrick/ITK-RemoteIO,hinerm/ITK,msmolens/ITK,jcfr/ITK,LucHermitte/ITK,vfonov/ITK,cpatrick/ITK-RemoteIO,stnava/ITK,richardbeare/ITK,vfonov/ITK,fedral/ITK,msmolens/ITK,hinerm/ITK,richardbeare/ITK,CapeDrew/DITK,GEHC-Surgery/ITK,ajjl/ITK,fedral/ITK,LucasGandel/ITK,jcfr/ITK,eile/ITK,eile/ITK,stnava/ITK,jmerkow/ITK,CapeDrew/DCMTK-ITK,spinicist/ITK,blowekamp/ITK,malaterre/ITK,hjmjohnson/ITK,GEHC-Surgery/ITK,fuentesdt/InsightToolkit-dev,CapeDrew/DCMTK-ITK,fbudin69500/ITK,thewtex/ITK,CapeDrew/DCMTK-ITK,GEHC-Surgery/ITK,thewtex/ITK,rhgong/itk-with-dom,hinerm/ITK,InsightSoftwareConsortium/ITK,CapeDrew/DITK,stnava/ITK,GEHC-Surgery/ITK,zachary-williamson/ITK,jmerkow/ITK,heimdali/ITK,fedral/ITK,InsightSoftwareConsortium/ITK,LucasGandel/ITK,BRAINSia/ITK,hendradarwin/ITK,fbudin69500/ITK,biotrump/ITK,hinerm/ITK,fuentesdt/InsightToolkit-dev,malaterre/ITK,rhgong/itk-with-dom,PlutoniumHeart/ITK,fuentesdt/InsightToolkit-dev,eile/ITK,hjmjohnson/ITK,fedral/ITK,BRAINSia/ITK,PlutoniumHeart/ITK,wkjeong/ITK,wkjeong/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,msmolens/ITK,PlutoniumHeart/ITK,fbudin69500/ITK,jmerkow/ITK,hinerm/ITK,InsightSoftwareConsortium/ITK,ajjl/ITK,LucasGandel/ITK,hjmjohnson/ITK,Kitware/ITK,fedral/ITK,spinicist/ITK,atsnyder/ITK,blowekamp/ITK,LucHermitte/ITK,Kitware/ITK,biotrump/ITK,malaterre/ITK,jmerkow/ITK,hjmjohnson/ITK,stnava/ITK,jcfr/ITK,zachary-williamson/ITK,hendradarwin/ITK,jcfr/ITK,paulnovo/ITK,LucasGandel/ITK,LucHermitte/ITK,cpatrick/ITK-RemoteIO,zachary-williamson/ITK,jcfr/ITK,CapeDrew/DITK,rhgong/itk-with-dom,paulnovo/ITK,thewtex/ITK,hendradarwin/ITK,malaterre/ITK,wkjeong/ITK,stnava/ITK,hendradarwin/ITK,hinerm/ITK,wkjeong/ITK,itkvideo/ITK,heimdali/ITK,heimdali/ITK,richardbeare/ITK,CapeDrew/DCMTK-ITK,jcfr/ITK,paulnovo/ITK,rhgong/itk-with-dom,BlueBrain/ITK,fuentesdt/InsightToolkit-dev,LucHermitte/ITK,blowekamp/ITK,PlutoniumHeart/ITK,PlutoniumHeart/ITK,CapeDrew/DITK,eile/ITK,InsightSoftwareConsortium/ITK,Kitware/ITK,blowekamp/ITK,Kitware/ITK,jmerkow/ITK,ajjl/ITK,fedral/ITK,richardbeare/ITK,LucasGandel/ITK,PlutoniumHeart/ITK,cpatrick/ITK-RemoteIO,heimdali/ITK,thewtex/ITK,spinicist/ITK,hendradarwin/ITK,heimdali/ITK,CapeDrew/DITK,LucasGandel/ITK,jcfr/ITK,cpatrick/ITK-RemoteIO,biotrump/ITK,itkvideo/ITK,daviddoria/itkHoughTransform,fedral/ITK,itkvideo/ITK,malaterre/ITK,CapeDrew/DITK,msmolens/ITK,vfonov/ITK,hendradarwin/ITK,blowekamp/ITK,rhgong/itk-with-dom,BRAINSia/ITK,hjmjohnson/ITK,BlueBrain/ITK,wkjeong/ITK,eile/ITK,daviddoria/itkHoughTransform,Kitware/ITK,fbudin69500/ITK,jmerkow/ITK,msmolens/ITK,BlueBrain/ITK,BRAINSia/ITK,GEHC-Surgery/ITK,paulnovo/ITK,blowekamp/ITK,cpatrick/ITK-RemoteIO,biotrump/ITK,atsnyder/ITK,paulnovo/ITK,fuentesdt/InsightToolkit-dev,fuentesdt/InsightToolkit-dev,zachary-williamson/ITK,BlueBrain/ITK,fuentesdt/InsightToolkit-dev,heimdali/ITK,daviddoria/itkHoughTransform,wkjeong/ITK,stnava/ITK,hinerm/ITK,hjmjohnson/ITK,BlueBrain/ITK,vfonov/ITK,cpatrick/ITK-RemoteIO,malaterre/ITK,PlutoniumHeart/ITK,BlueBrain/ITK,msmolens/ITK,InsightSoftwareConsortium/ITK,LucHermitte/ITK,BRAINSia/ITK,hjmjohnson/ITK,zachary-williamson/ITK,malaterre/ITK,fbudin69500/ITK,LucasGandel/ITK,CapeDrew/DCMTK-ITK,zachary-williamson/ITK,stnava/ITK,biotrump/ITK,GEHC-Surgery/ITK,thewtex/ITK,itkvideo/ITK,blowekamp/ITK,heimdali/ITK,CapeDrew/DITK,spinicist/ITK,hendradarwin/ITK,msmolens/ITK,itkvideo/ITK,fuentesdt/InsightToolkit-dev,PlutoniumHeart/ITK,eile/ITK,richardbeare/ITK,ajjl/ITK,atsnyder/ITK,BRAINSia/ITK,fbudin69500/ITK,spinicist/ITK,atsnyder/ITK,vfonov/ITK,stnava/ITK,biotrump/ITK,hendradarwin/ITK,daviddoria/itkHoughTransform,thewtex/ITK,spinicist/ITK,richardbeare/ITK,CapeDrew/DCMTK-ITK,BlueBrain/ITK,jcfr/ITK,paulnovo/ITK,BlueBrain/ITK,paulnovo/ITK,itkvideo/ITK,malaterre/ITK,atsnyder/ITK,zachary-williamson/ITK,fbudin69500/ITK,fuentesdt/InsightToolkit-dev,vfonov/ITK,ajjl/ITK,CapeDrew/DITK,ajjl/ITK,CapeDrew/DCMTK-ITK,LucHermitte/ITK,hinerm/ITK,richardbeare/ITK,daviddoria/itkHoughTransform,zachary-williamson/ITK,rhgong/itk-with-dom,eile/ITK,LucHermitte/ITK,vfonov/ITK,CapeDrew/DITK,daviddoria/itkHoughTransform,jmerkow/ITK,wkjeong/ITK,itkvideo/ITK,fbudin69500/ITK,zachary-williamson/ITK,vfonov/ITK,spinicist/ITK,paulnovo/ITK,GEHC-Surgery/ITK,biotrump/ITK,itkvideo/ITK,atsnyder/ITK,LucHermitte/ITK,eile/ITK,BRAINSia/ITK,daviddoria/itkHoughTransform,vfonov/ITK,blowekamp/ITK,atsnyder/ITK,ajjl/ITK,heimdali/ITK,spinicist/ITK,spinicist/ITK,fedral/ITK,Kitware/ITK,LucasGandel/ITK