Title: Change regexp:split/2 to re:split/3 (#1)
Goal: Do interface changing and make compensation
Parameters: [].
Documentation: The new function returns a variable, not a tuple, and gets a new list parameter. If the separator expression is " " (a single space), then the fields are separated by blanks and/or tabs and leading and trailing blanks and tabs are discarded. For all other values of the separator, leading and trailing blanks and tabs are not discarded.


