README
twixt-mutant Function
var Mutant = require("twixt-mutant"),
obj = {};
Mutant(obj).addEventListener("mutate", function(evt) {
var was, is;
for (var prop in evt.mutations) {
was = evt.mutations[prop];
is = this[prop];
console.log(prop, "changed from", was, "to", is);
}
});