TamperMonkey script to stop Buffer, IFTTT, PourOver, Twitterfeed and dlvrit posts from showing up in treeview. Install Tampermonkey in Chrome or Greasemonkey in FF (not tested, should work) and then add this script.

Treeview Cleanse

// ==UserScript==
// @name           Treeview cleanse
// @version        0.1.4
// @namespace      http://blog.nitinkhanna.com
// @author         nitinkhanna
// @run-at         document-end
// @include        *treeview*
// @require        http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js
// ==/UserScript==

// GM_log("run!");

var rrr = function() {
    //try {
		//GM_log("jQuery().jquery: " + jQuery().jquery);
    //} catch (e) {
        //console.log(e);
    //}
    window.setTimeout(rrr, 2000);
    
    var divs = document.getElementsByClassName('post-container');
    $(divs).each(function() {
        singlepost = $(this);
        try{
            if(singlepost.attr('data-user-locale')=='ja_JP'){
            	singlepost.hide();
            }
            singlepost.find('a').each(function() {
				var text = $(this).text();
				//console.log($(this));
				if(text == 'IFTTT' || text == 'Buffer' || text == 'PourOver' || text == 'twitterfeed' || text == 'Zapier' || text == 'Scoop.it' 
                   || text == 'dlvrit' || text == 'PourOver' || text == 'Posts to ADN' || text == 'Instapaper' 
                   || text == 'FeedPress Publisher' || text == 'RlsArchive' || text == 'LinksAlpha' || text == 'NewsurViews' || text == 'SocialOomph.com'
                   || text == 'CineBuzer' || text == 'review4x' || text == 'hdmaza' 
                   || text == 'AamJanata Updates' || text == 'News Harvester' 
                   || text == 'Political Rift' || text == 'Gizmag Articles' || text == 'DigitalForex'
                   || text == 'vergratiso' || text == 'MusicNews' || text == 'SNAP' || text == 'selfpic' 
                   || text == 'CafeFilm'){
                    // AamJanata Updates
					singlepost.hide();
	                //console.log("we just hid: " + $(this));
				}
            });
            
            singlepost.find('span').each(function() {
				var text = $(this).text();
				//console.log($(this));
				if(text.indexOf("onlywire.com") != -1 || text.indexOf("has been published on") != -1 ){
					singlepost.hide();
	                //console.log("we just hid: " + $(this));
				}
            });
        }catch(e){
            console.log("Something wrong");
        }
    });
    //console.log("the end");
    
    //GM_log(jQuery().jquery);
    //$(document).ready(function($){
        
    //});
};

rrr();