• drop median angle correction (per Steve :octocat:)

# Inserting Median Angle Correction Workflow
new_strat_list = []

if '3-median-angle-correction' in c.nuisance_corrections:
    # this is just a shorter variable for a config variable that is
    # called multiple times
    median_angle_correction = c.nuisance_corrections[
        '3-median-angle-correction'
    ]
    if True in median_angle_correction['run']:

        for num_strat, strat in enumerate(strat_list):

            # for each strategy, create a new one without median angle
            if False in median_angle_correction['run']:
                new_strat_list.append(strat.fork())

            median_angle_corr = create_median_angle_correction(
                'median_angle_corr_%d' % num_strat
            )

            median_angle_corr.get_node(
                'median_angle_correct'
            ).iterables = (
                'target_angle_deg',
                median_angle_correction['target_angle_deg'])

            node, out_file = strat.get_leaf_properties()
            workflow.connect(node, out_file,
                             median_angle_corr, 'inputspec.subject')

            strat.append_name(median_angle_corr.name)

            strat.set_leaf_properties(median_angle_corr,
                                      'outputspec.subject')

            strat.update_resource_pool({
                'functional_median_angle_corrected': (
                    median_angle_corr,
                    'outputspec.subject')
            })
    # We don't need this shorthand variable anymore after this loop
    del median_angle_correction

strat_list += new_strat_list