Support README, LICENSE and CHANGES to be specified in the cfg

[robertoostenveld]

This fixes #2084 as for cfg.README it now includes the default template from the starter kit.

[robertoostenveld]

I also reordered the MATLAB help a little bit.

@Remi-Gau what do you think of it like this?

[github-actions]

You should test whether your modifications do not break anything.
See https://www.fieldtriptoolbox.org/development/testing/

When outside the DCCN, please consider testing: test_issue1196, test_issue2235, test_data2bids

When inside the DCCN, please also consider testing: test_pull2043, test_issue1196, test_data2bids, test_issue1905

Suggested tests outside the DCCN use public data or do not use data.
Suggested tests inside the DCCN use private data.

[github-actions]

You should test whether your modifications do not break anything.
See https://www.fieldtriptoolbox.org/development/testing/

When outside the DCCN, please consider testing: test_issue1196, test_issue2235, test_data2bids

When inside the DCCN, please also consider testing: test_issue1196, test_data2bids, test_pull2043, test_issue1905

Suggested tests outside the DCCN use public data or do not use data.
Suggested tests inside the DCCN use private data.

[github-actions]

You should test whether your modifications do not break anything.
See https://www.fieldtriptoolbox.org/development/testing/

When outside the DCCN, please consider testing: test_data2bids, test_issue2235, test_issue1196

When inside the DCCN, please also consider testing: test_data2bids, test_pull2043, test_issue1905, test_issue1196

Suggested tests outside the DCCN use public data or do not use data.
Suggested tests inside the DCCN use private data.

[robertoostenveld]

This is following sccn/EEG-BIDS#143