ugpavlov/cogLoad_auditoryDigitSpan: EEG, pupillometry, ECG and photoplethysmography, and behavioral data in the digit span task and rest

Yuri Pavlov b127cd4cb7 gin commit from PavlovROG		%!s(int64=2) %!d(string=hai) anos
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beh	b127cd4cb7 gin commit from PavlovROG	%!s(int64=2) %!d(string=hai) anos
ecg	b127cd4cb7 gin commit from PavlovROG	%!s(int64=2) %!d(string=hai) anos
eeg	b127cd4cb7 gin commit from PavlovROG	%!s(int64=2) %!d(string=hai) anos
pupil	b127cd4cb7 gin commit from PavlovROG	%!s(int64=2) %!d(string=hai) anos