no-rtrt-no-favrt.js

var notify = document.getElementsByClassName("js-column column  column-type-interactions will-animate");
for (var i = 0; i < notify.length; i++) {
  var t = notify[i].getElementsByClassName("stream-item js-stream-item is-actionable");
  for (var j = 0; j < t.length; j++) {
    setDisplay(t[j], new RegExp(/retweeted_retweet.+/));
    setDisplay(t[j], new RegExp(/favorited_retweet.+/));
  }
}

function setDisplay(elm, regexp) {
  if (elm.dataset.key.match(regexp) != null) {
    elm.style.display = "none";
  }
}