Ver. 1.0 8/27/2001 released
Ver. 1.1 -/--/---- not released
Ver. 1.2 8/30/2001 released
   * array rval1 is removed from argument of distcal1.f.
     Some changes accompanies for mds.f, test.f and  prep.f.
   * mds.f comes to output obtained configuration to standard output.
   * geomview_out.f, which output geomview format of obtained config,
     is added. mds-cgi.f, also added in this version, calls this one.
   * CHANGELOG, this file, is added.
   * doc and distcal1 dirs added.
Ver. 1.2.1 -/--/---- not released
Ver. 1.2.2 -/--/---- not released
Ver. 1.2.3 9/4/2001 released 
   * Bug fixed at utility/Makefile
   * test.f : Output is sorted due to confidence level.
Ver. 1.3
   * bugfix : in output of test.f : iotus1 -> iotus1-1
   * rewrite program such that array dist can repalce with both
     dist2 and dist. This reduces cpu time needed for recomputing
     dist2 in test.f. Also rval1 is not used in test.f anymore.
   * When sorting output of test.f, iotus1 come to represent OTU number
     iteself. Now iotus1 starts from 0.
     
