vertcat

  VERTCAT method overloaded for tstamp objects

  Example:
  C = vertcat(A1, A2, ...)
  returns a double precision array C.
  Called when A1, A2 etc includes an tstamp object

  See also VERTCAT, TSTAMP/HORZCAT

  Author: Malcolm Lidierth
  Copyright © The Author & King's College London 2006