Update PrimitiveObjectsWriter.cpp
Update PrimitiveObjectsWriter.cpp

fixed issues with pdf syntax characters used in names
amrnablus/PDF-Writer,galkahana/PDF-Writer,amrnablus/PDF-Writer,galkahana/PDF-Writer,amrnablus/PDF-Writer,fajan/PDF-Writer,galkahana/PDF-Writer,fajan/PDF-Writer,fajan/PDF-Writer,filodej/PDF-Writer,fajan/PDF-Writer,hdijkema/PDF-Writer,tatsuya-ogawa/PDF-Writer,tatsuya-ogawa/PDF-Writer,hdijkema/PDF-Writer,hdijkema/PDF-Writer,amrnablus/PDF-Writer,galkahana/PDF-Writer,filodej/PDF-Writer,amrnablus/PDF-Writer,filodej/PDF-Writer,amrnablus/PDF-Writer,galkahana/PDF-Writer,hdijkema/PDF-Writer,tatsuya-ogawa/PDF-Writer,tatsuya-ogawa/PDF-Writer,amrnablus/PDF-Writer,hdijkema/PDF-Writer,tatsuya-ogawa/PDF-Writer,filodej/PDF-Writer,fajan/PDF-Writer