renamed RandomGov.Rd to RandomGov-constructor.Rd for cran-compatibility purposes.
rewrote predictRandomGov_r output to include k-parameter.
updated documentation of RandomGov to reflect added .rngSeed attribute to object and deprecation of extractRelevantColumns function.
updated predictRandomGov tests to check for k parameter in rgObj$preds.
updated attributeValidator function to account for k cell in rgObj$preds.
started writing print method for RandomGov.