%lcaGetPrecision
%
%  Calling Sequence
%
%precision = lcaGetPrecision(pvs)
%
%  Description
%
%   Retrieve the precision associated with a number of PVs.
%
%  Parameters
%
%   pvs
%          Column vector (in matlab: m x 1 cell- matrix) of m strings.
%
%   precisiom
%          m x 1 column vector of the PV's precision.
%     __________________________________________________________________
%
%
%    till 2018-02-28
