BUG: Add missing export specification for XMLReader, XMLWriterBase
BUG: Add missing export specification for XMLReader, XMLWriterBase

hjmjohnson/ITK,fbudin69500/ITK,hjmjohnson/ITK,blowekamp/ITK,thewtex/ITK,Kitware/ITK,BRAINSia/ITK,InsightSoftwareConsortium/ITK,InsightSoftwareConsortium/ITK,vfonov/ITK,blowekamp/ITK,vfonov/ITK,richardbeare/ITK,malaterre/ITK,fbudin69500/ITK,hjmjohnson/ITK,LucasGandel/ITK,BRAINSia/ITK,richardbeare/ITK,Kitware/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,thewtex/ITK,Kitware/ITK,Kitware/ITK,LucasGandel/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,BRAINSia/ITK,richardbeare/ITK,Kitware/ITK,thewtex/ITK,hjmjohnson/ITK,hjmjohnson/ITK,malaterre/ITK,InsightSoftwareConsortium/ITK,fbudin69500/ITK,LucasGandel/ITK,blowekamp/ITK,thewtex/ITK,malaterre/ITK,LucasGandel/ITK,vfonov/ITK,LucasGandel/ITK,vfonov/ITK,richardbeare/ITK,BRAINSia/ITK,fbudin69500/ITK,fbudin69500/ITK,blowekamp/ITK,malaterre/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,richardbeare/ITK,fbudin69500/ITK,LucasGandel/ITK,InsightSoftwareConsortium/ITK,Kitware/ITK,malaterre/ITK,vfonov/ITK,vfonov/ITK,LucasGandel/ITK,vfonov/ITK,malaterre/ITK,fbudin69500/ITK,fbudin69500/ITK,thewtex/ITK,blowekamp/ITK,thewtex/ITK,hjmjohnson/ITK,LucasGandel/ITK,hjmjohnson/ITK,blowekamp/ITK,richardbeare/ITK,blowekamp/ITK,BRAINSia/ITK,Kitware/ITK,vfonov/ITK,BRAINSia/ITK,richardbeare/ITK,blowekamp/ITK,BRAINSia/ITK,vfonov/ITK