removing iostream includes

include/hdf4cpp/HdfAttribute.h

@@ -7,7 +7,7 @@
 #include <hdf4cpp/HdfException.h>
 #include <hdf4cpp/HdfObject.h>
 #include <hdf4cpp/HdfDestroyer.h>
-#include <iostream>
+
 #include <hdf/hdf.h>
 #include <hdf/mfhdf.h>
 #include <string>

include/hdf4cpp/HdfDestroyer.h

@@ -5,8 +5,6 @@
 #ifndef GRASP_SEGMENTER_HDFDESTROYER_H
 #define GRASP_SEGMENTER_HDFDESTROYER_H
 
-#include <iostream>
-
 #include <boost/shared_ptr.hpp>
 #include <hdf/hdf.h>
 #include <hdf/mfhdf.h>

include/hdf4cpp/HdfItem.h

@@ -9,7 +9,7 @@
 #include <hdf4cpp/HdfAttribute.h>
 #include <hdf4cpp/HdfException.h>
 #include <hdf4cpp/HdfDestroyer.h>
-#include <iostream>
+
 #include <algorithm>
 #include <map>
 #include <memory>