CHANGES IN VERSION 1.15.1 o plotVar function updated CHANGES IN VERSION 1.9.1 ------------------------- NEW FEATURES o new function topVar CHANGES IN VERSION 1.7.1 ------------------------- NEW FEATURES o mcia will return pairwise RV coefficient in the "$mcoa" o updated reference CHANGES IN VERSION 1.6.2 ------------------------ BUG FIXES o fix bug: update plotVar function - if input data set do not have any common ID, the id can not be identified by the function.