BUG: Bring in IOFDF license updates.
BUG: Bring in IOFDF license updates.

This update includes updates to the license header from GPL to Apache 2.

Change-Id: I410c560459574c2c800dde6f56dd1873560c5ba0

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