Removed unused copyNb from NameServerTapeFile

nameserver/NameServerTapeFile.cpp

@@ -22,7 +22,6 @@
 // constructor
 //------------------------------------------------------------------------------
 cta::NameServerTapeFile::NameServerTapeFile():
-  copyNb(0),
   size(0),
   compressedSize(0) {
 }
@@ -31,8 +30,7 @@ cta::NameServerTapeFile::NameServerTapeFile():
 // operator==
 //------------------------------------------------------------------------------
 bool cta::NameServerTapeFile::operator==(const NameServerTapeFile &rhs) const {
-  return copyNb           == rhs.copyNb           &&
-         tapeFileLocation == rhs.tapeFileLocation &&
+  return tapeFileLocation == rhs.tapeFileLocation &&
          size             == rhs.size             &&
          compressedSize   == rhs.compressedSize   &&
          checksum         == rhs.checksum;

nameserver/NameServerTapeFile.hpp

@@ -42,12 +42,6 @@ struct NameServerTapeFile {
    */
   bool operator==(const NameServerTapeFile &rhs) const;
 
-  /**
-   * The copy number of the tape file where copy numbers start from 1.
-   * Please note that copy number 0 is an invalid copy number.
-   */
-  uint16_t copyNb;
-
   /**
    * The location of the file on tape.
    */