Add support for selecting regressors (cols) and specifying blocks to permute (strata) to cwas wrapper function
Add support for selecting regressors (cols) and specifying blocks to permute (strata) to cwas wrapper function

Signed-off-by: Zarrar Shehzad <acf7329ec06270fd3bb38c961dac619aaafe2632@gmail.com>

roijo/C-PAC_complexitytools,roijo/C-PAC_complexitytools,sgiavasis/C-PAC,danlurie/C-PAC,roijo/C-PAC_complexitytools,sgiavasis/C-PAC,sgiavasis/C-PAC,danlurie/C-PAC,roijo/C-PAC_complexitytools,danlurie/C-PAC,sgiavasis/C-PAC,danlurie/C-PAC