edf_gender_str2scalar — Converts the gender string into a scalar
[gender_scalar]=edf_gender_str2scalar(gender_string);
Converts the gender string into a scalar.
gender_string - a string which contains a gender, which is the output of the function edf_get_gender()
gender_scalar - scalar which contains a gender (0 - male, 1 - female), which can be feeded into the function edf_set_gender() .