Fix null reference in separator with relative path
Fix null reference in separator with relative path

braydonf/libstorj,braydonf/libstorj,aleitner/libstorj-c,aleitner/libstorj-c,Storj/libstorj-c,braydonf/libstorj-c,Storj/libstorj-c,braydonf/libstorj-c