use .match to inject the script, instead of cheerio

lib/util/liveReloadStream.js

@@ -1,14 +1,14 @@
-var through2 = require('through2');
-var cheerio  = require('cheerio');
+var map = require('through2-map');
+var match = /<\/body>/i;
+var script = function(port) {
+  return "<script>document.write('<script src=\"http://' + (location.host || 'localhost').split(':')[0] + ':"+port+"/livereload.js?snipver=1\"></' + 'script>')</script>";
+};
 
 module.exports = function (lrPort) {
-  return through2.obj(function(file, enc, next) {
-    var script = "<script>document.write('<script src=\"http://' + (location.host || 'localhost').split(':')[0] + ':"+lrPort+"/livereload.js?snipver=1\"></' + 'script>')</script>";
-    var html = file.toString('utf8');
-    var $   = cheerio.load(html);
-    $('body').append(script);
-
-    this.push($.html());
-    next();
+  return map({wantStrings: true}, function(chunk) {
+    if (chunk.indexOf(match)) {
+      chunk = chunk.replace(match, script(lrPort)+'</body>');
+    }
+    return chunk;
   });
 };

package.json

@@ -10,10 +10,9 @@
     "gulp": "~3.2.0",
     "gulp-util": "~2.2.0",
     "portfinder": "~0.2.1",
-    "cheerio": "~0.13.1",
     "minimist": "0.0.8",
     "mime": "~1.2.11",
-    "through2": "~0.4.1"
+    "through2-map": "~1.2.1"
   },
   "devDependencies": {
     "mocha": "*",