Disable dual regression from PFM group maps

Too many tests! This simplifies things, and means we don't need to worry about
changing to the external `dual_regression` interface.

RunTests.m

@@ -433,11 +433,11 @@ for n = 1:params.nRepeats
         
         
         % Dual-reg from PFM group maps
-        [pfmdr_P, pfmdr_A] = runDR(D, pfm_Pg, params);
-        pfmdr_pcA = calculateNetmats(pfmdr_A, params);
+        %[pfmdr_P, pfmdr_A] = runDR(D, pfm_Pg, params);
+        %pfmdr_pcA = calculateNetmats(pfmdr_A, params);
         
-        scores.PFM_DR(n) = calculateDecompositionAccuracy( ...
-                P, pfmdr_P, A, pfmdr_A, pcA, pfmdr_pcA, params);
+        %scores.PFM_DR(n) = calculateDecompositionAccuracy( ...
+        %        P, pfmdr_P, A, pfmdr_A, pcA, pfmdr_pcA, params);
     catch
         warning('PROFUMO run failed.');
     end