COMP: Changed KWStyle check for header include guard names
COMP: Changed KWStyle check for header include guard names

Instead of __itkFoo_h now expect itkFoo_h

Double underscore prefixes are reserved in C++ and so should not be used.
Fixes new clang warning -Wreserved-id-macro.

Change-Id: I440930b67ba9ffb8c76a65ca86ae1f5c6b824e0d

BlueBrain/ITK,thewtex/ITK,fedral/ITK,blowekamp/ITK,thewtex/ITK,BlueBrain/ITK,ajjl/ITK,BlueBrain/ITK,ajjl/ITK,heimdali/ITK,vfonov/ITK,malaterre/ITK,hjmjohnson/ITK,heimdali/ITK,thewtex/ITK,jcfr/ITK,thewtex/ITK,richardbeare/ITK,zachary-williamson/ITK,jmerkow/ITK,spinicist/ITK,heimdali/ITK,fbudin69500/ITK,atsnyder/ITK,jcfr/ITK,spinicist/ITK,InsightSoftwareConsortium/ITK,BlueBrain/ITK,BRAINSia/ITK,malaterre/ITK,hjmjohnson/ITK,msmolens/ITK,fbudin69500/ITK,vfonov/ITK,InsightSoftwareConsortium/ITK,hjmjohnson/ITK,jmerkow/ITK,fedral/ITK,stnava/ITK,malaterre/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,PlutoniumHeart/ITK,stnava/ITK,LucasGandel/ITK,richardbeare/ITK,BRAINSia/ITK,fbudin69500/ITK,vfonov/ITK,hjmjohnson/ITK,malaterre/ITK,hendradarwin/ITK,InsightSoftwareConsortium/ITK,msmolens/ITK,atsnyder/ITK,fedral/ITK,stnava/ITK,atsnyder/ITK,fbudin69500/ITK,msmolens/ITK,fbudin69500/ITK,BRAINSia/ITK,jcfr/ITK,LucHermitte/ITK,atsnyder/ITK,atsnyder/ITK,zachary-williamson/ITK,PlutoniumHeart/ITK,hjmjohnson/ITK,vfonov/ITK,heimdali/ITK,biotrump/ITK,fedral/ITK,LucasGandel/ITK,PlutoniumHeart/ITK,PlutoniumHeart/ITK,biotrump/ITK,hendradarwin/ITK,richardbeare/ITK,LucasGandel/ITK,BlueBrain/ITK,vfonov/ITK,jcfr/ITK,hendradarwin/ITK,heimdali/ITK,Kitware/ITK,blowekamp/ITK,stnava/ITK,LucasGandel/ITK,PlutoniumHeart/ITK,ajjl/ITK,atsnyder/ITK,fedral/ITK,PlutoniumHeart/ITK,msmolens/ITK,ajjl/ITK,LucHermitte/ITK,hjmjohnson/ITK,Kitware/ITK,vfonov/ITK,jcfr/ITK,PlutoniumHeart/ITK,blowekamp/ITK,jmerkow/ITK,jcfr/ITK,stnava/ITK,malaterre/ITK,spinicist/ITK,biotrump/ITK,heimdali/ITK,LucasGandel/ITK,BlueBrain/ITK,blowekamp/ITK,hendradarwin/ITK,msmolens/ITK,blowekamp/ITK,stnava/ITK,zachary-williamson/ITK,blowekamp/ITK,fedral/ITK,LucHermitte/ITK,heimdali/ITK,vfonov/ITK,stnava/ITK,LucasGandel/ITK,BlueBrain/ITK,InsightSoftwareConsortium/ITK,jmerkow/ITK,biotrump/ITK,BRAINSia/ITK,LucHermitte/ITK,zachary-williamson/ITK,Kitware/ITK,richardbeare/ITK,biotrump/ITK,thewtex/ITK,biotrump/ITK,thewtex/ITK,LucasGandel/ITK,zachary-williamson/ITK,jcfr/ITK,ajjl/ITK,ajjl/ITK,hendradarwin/ITK,BlueBrain/ITK,biotrump/ITK,malaterre/ITK,Kitware/ITK,fbudin69500/ITK,LucHermitte/ITK,vfonov/ITK,hendradarwin/ITK,BRAINSia/ITK,blowekamp/ITK,spinicist/ITK,malaterre/ITK,jmerkow/ITK,LucHermitte/ITK,jmerkow/ITK,hendradarwin/ITK,zachary-williamson/ITK,InsightSoftwareConsortium/ITK,PlutoniumHeart/ITK,ajjl/ITK,fedral/ITK,LucHermitte/ITK,richardbeare/ITK,richardbeare/ITK,hendradarwin/ITK,stnava/ITK,thewtex/ITK,atsnyder/ITK,atsnyder/ITK,spinicist/ITK,ajjl/ITK,atsnyder/ITK,jcfr/ITK,fbudin69500/ITK,spinicist/ITK,msmolens/ITK,msmolens/ITK,jmerkow/ITK,Kitware/ITK,BRAINSia/ITK,jmerkow/ITK,vfonov/ITK,zachary-williamson/ITK,fedral/ITK,LucHermitte/ITK,zachary-williamson/ITK,spinicist/ITK,msmolens/ITK,BRAINSia/ITK,spinicist/ITK,malaterre/ITK,InsightSoftwareConsortium/ITK,biotrump/ITK,LucasGandel/ITK,Kitware/ITK,spinicist/ITK,hjmjohnson/ITK,richardbeare/ITK,blowekamp/ITK,zachary-williamson/ITK,heimdali/ITK,stnava/ITK,Kitware/ITK,fbudin69500/ITK