Clean up includes.

devices/floppy/floppyimg.h

@@ -24,6 +24,7 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #ifndef FLOPPY_IMG_H
 #define FLOPPY_IMG_H
 
+#include <cinttypes>
 #include <stdio.h>
 
 #define BLOCK_SIZE 512 // size in bytes of a logical block

machines/machineproperties.h

@@ -25,8 +25,6 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #include <string>
 #include <map>
 #include <memory>
-#include <limits>
-#include <utility>
 #include <vector>
 
 #ifndef MACHINE_PROPERTIES_H