make things easier to install

mv config to root directory, and improve README

js/config.template.js

@@ -1,39 +0,0 @@
-'use strict';
-
-var config = {
-  networkName: 'testnet',
-  network: {
-     key: 'lwjd5qra8257b9', //Copay API key for public PeerJS server
-    //   This is for running local peerJs with params: ./peerjs  -p 10009  -k 'sdfjhwefh'
-    //key: 'sdfjhwefh',
-    //host: 'localhost',
-    //port: 10009,
-    //path: '/',
-    maxPeers: 3,
-    debug: 3,
-  },
-  limits: {
-    totalCopayers: 10,
-    mPlusN: 15
-  },
-  wallet: {
-    requiredCopayers: 2,
-    totalCopayers: 3,
-    spendUnconfirmed: 1,
-    verbose: 1,
-  },
-  blockchain: {
-    host: 'test.insight.is',
-    port: 3001
-  },
-  socket: {
-    host: 'test.insight.is',
-    port: 3001
-  },
-  verbose: 1,
-};
-
-var log = function () {
-  if (config.verbose) console.log(arguments);
-}
-