ENH: Basic test for randomise_parallel

unit_tests/randomise_parallel/feedsInputs

+fsl_course_data/seg_struc/vbm/stats

unit_tests/randomise_parallel/feedsRun

+#!/bin/bash -e
+
+outdir=$1
+datadir=$2
+subdatadir=$datadir/fsl_course_data/seg_struc/vbm/stats
+
+randomise_parallel -i $subdatadir/GM_mod_merg_s3 -o $outdir/output -m $subdatadir/GM_mask -d $subdatadir/design.mat -t $subdatadir/design.con -n 900 -x
+
+fslpython -c "exit(0 if $(fslstats $outdir/output_tstat1 -M) == 0.613910 else 1)"
+fslpython -c "exit(0 if $(fslstats $outdir/output_vox_corrp_tstat1 -M) == 0.084046 else 1)"
+
+rm -rf "$outdir/output"*
+
+exit 0