Updated software version number to 1.5 in source code and in documentation. Fixes #2179.

  QString mdiscal_runtime = Application::DateTime();

  // Specify the version of the CDR generated

  const int cdr_version = 5;

  const int cdr_version = 4;

  // We will be processing by column in case of a linear dark current fit. This will make the

  //   calibration a one pass system in this case, rather than two.

     that are not on the PDS images but still contribute to frame transfer smearing.

     Also updated the calibration tables (MDISWAC_FRAME_TRANSFER_??.TAB) with the 

     correct frame transfer speed. Documentation was updated as well.

     Software version number is now 1.5.

   </change>

  </history>