w to test that the Augmented Lagrangian is correct?*
% 
% Use PENSDP/PENNON (PENNLP) to generate DCF files and use
% obj.setuptestpoint() to load the file. ... now use alselftest()  [in
% utilities]
% 
% For PENSDP problems:
%
%   sdpdata=readsdpa('datafiles/truss1.dat-s'); 
%   penm=sdp_define(sdpdata);
%   prob=penlab(penm); 
%   [alx,aldx,alddx] = setuptestpoint(prob,'datafiles/pensdpa_truss1.dcf','pensdp');
%   prob.eval_alx(); 
%   % alx vs. prob.ALx 
%   alx 
%   prob.ALx
% 
% For PEN