%lcaGetUnits
%
%  Calling Sequence
%
%units = lcaGetUnits(pvs)
%
%  Description
%
%   Retrieve the engineering units of a number of PVs.
%
%  Parameters
%
%   pvs
%          Column vector (in matlab: m x 1 cell- matrix) of m strings.
%
%   units
%          m x 1 column vector (on matlab: cell- matrix) of strings holding
%          the PV EGUs.
%     __________________________________________________________________
%
%
%    Till 2013-06-25
