old_contents: /* fixed by MrSherlockHolmes */
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/strings.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/scratch.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/misc.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/local.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/jscript.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/browser.js');
  $(".box-head > .buttons").append('<div class="button" onclick="info()"><span class="white">Scratch Boost</span></div>');
  function info() {
      window.open("http://iwotastic.github.io/Scratch-Boost/connect/");
  }
  
new_contents: /* fixed by MrSherlockHolmes */
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/strings.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/scratch.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/misc.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/local.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/jscript.js');
  ScratchExtensions.loadExternalJS('https://rawgit.com/Iwotastic/Scratch-Boost/master/src/browser.js');
  $(".box-head > .buttons").append('<div class="button" onclick="info()"><span class="white">Scratch Boost</span></div>');
  function info() {
  	window.open("http://iwotastic.github.io/Scratch-Boost", "", "width=400, height=500"); 
  }
subject: change installer.js