a few more docs

Sorry - I'm occupied with life at the moment. Not very pleasntly, alas.

Anyway I keep improving code bit by bit.

src/lib/createRenderer.js

@@ -1,3 +1,6 @@
+/**
+ * The core of the rendering process
+ */
 import createPanZoom from 'panzoom';
 import createTextMeasure from './measureText';
 import createAggregateLayout from './aggregateLayout';
@@ -6,6 +9,9 @@ import createLinkAnimator from './renderer/linkAnimator';
 
 let svg = require('simplesvg');
 
+/**
+ * Creates a new renderer. The rendering is done with SVG.
+ */
 export default function createRenderer(progress) {
   const scene = document.querySelector('#scene');
   const nodeContainer = scene.querySelector('#nodes');

src/main.js

@@ -1,5 +1,8 @@
 /**
  * This is the entry point into the application. 
+ * 
+ * From here I recommend to go to ./lib/buildGraph.js to see how the graph is created
+ * or to the ./lib/createRenderer.js that initializes rending process
  */
 import Vue from 'vue'
 import App from './App'