les commentaires pour la dtd sont servis
Merge branch 'master' of https://github.com/AnisB/GL-XML

Conflicts:
	src/dtd/any.h
	src/dtd/declaration.h
	src/dtd/dtdattribute.h
	src/dtd/dtdcontent.h
	src/dtd/dtddocument.h
	src/dtd/dtdpcdata.h
	src/dtd/empty.h
	src/dtd/mothercontent.h
	src/dtd/multipleelement.h
	src/dtd/uniqueelement.h