BF: Example dual_regression call does not match actual argument parsing

dual_regression

@@ -18,7 +18,7 @@ dual_regression v0.6
 ***NOTE*** ORDER OF COMMAND-LINE ARGUMENTS IS DIFFERENT FROM PREVIOUS VERSION
 
 Usage: dual_regression <group_IC_maps> <des_norm> <design.mat> <design.con> <n_perm> [--thr] <output_directory> <input1> <input2> <input3> .........
-e.g.   dual_regression groupICA.gica/groupmelodic.ica/melodic_IC 1 design.mat design.con 500 0 grot \`cat groupICA.gica/.filelist\`
+e.g.   dual_regression groupICA.gica/groupmelodic.ica/melodic_IC 1 design.mat design.con 500 grot \`cat groupICA.gica/.filelist\`
 
 <group_IC_maps_4D>            4D image containing spatial IC maps (melodic_IC) from the whole-group ICA analysis
 <des_norm>                    0 or 1 (1 is recommended). Whether to variance-normalise the timecourses used as the stage-2 regressors