BUG: replace std::sqrt with vcl_sqrt. Compilation error on SGI and VC6
BUG: replace std::sqrt with vcl_sqrt. Compilation error on SGI and VC6

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