Close device when finished command execution.

DiscImageChef/Commands/DeviceInfo.cs

@@ -886,6 +886,8 @@ namespace DiscImageChef.Commands
             }
 
             Core.Statistics.AddCommand("device-info");
+
+            dev.Close();
         }
     }
 }

DiscImageChef/Commands/DumpMedia.cs

@@ -257,6 +257,8 @@ namespace DiscImageChef.Commands
             dumpLog.Close();
 
             Core.Statistics.AddCommand("dump-media");
+
+            dev.Close();
         }
     }
 }

DiscImageChef/Commands/MediaInfo.cs

@@ -451,6 +451,8 @@ namespace DiscImageChef.Commands
 
             DicConsole.WriteLine("Media identified as {0}", scsiInfo.MediaType);
             Core.Statistics.AddMedia(scsiInfo.MediaType, true);
+
+            dev.Close();
         }
     }
 }

DiscImageChef/Commands/MediaScan.cs

@@ -112,6 +112,8 @@ namespace DiscImageChef.Commands
                                          (long)results.E, (long)results.F, (long)results.Blocks, (long)results.Errored,
                                          (long)(results.Blocks - results.Errored));
             Core.Statistics.AddCommand("media-scan");
+
+            dev.Close();
         }
     }
 }