Version: 0.0-3
Date: 2017-04-25
Text: Added GRAPHEME, NEWLINE + their functional equivalents. dgt(),
        spc(), etc. have new default of char_class = FALSE.

Version: 0.0-2
Date: 2017-01-02
Text: Fixed wrap_in_char_class. Added whole_word(). More examples and
        docs.

Version: 0.0-1
Date: 2015-12-16
Text: