ENH: Added cygcheck knowledge for --ldd option on Cygwin.  Added error message for --ldd option when no tool is available but the option was still requested.
ENH: Added cygcheck knowledge for --ldd option on Cygwin.  Added error message for --ldd option when no tool is available but the option was still requested.

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