merec_weights           Method based on the Removal Effects of Criteria
                        - MEREC Implementation of the MEthod based on
                        the Removal Effects of Criteria - MEREC More
                        information about the method at
                        https://doi.org/10.3390/sym13040525 More
                        information about the implementation at
                        https://github.com/lucassp/rmerec Given a
                        decision matrix, the function return the Merec
                        weight´s vector.
