[test] Remove IE6 and IE7 tests (#1164)

Related: https://wiki.saucelabs.com/pages/viewpage.action?pageId=70074721

Author: darrachequesne

.travis.yml

@@ -2,7 +2,7 @@ language: node_js
 node_js:
 - '4'
 - '6'
-- '7'
+- '8'
 sudo: false
 git:
   depth: 1
@@ -16,10 +16,6 @@ matrix:
     env: BROWSER_NAME=safari BROWSER_VERSION=latest
   - node_js: 'node'
     env: BROWSER_NAME=firefox BROWSER_VERSION=latest
-  - node_js: 'node'
-    env: BROWSER_NAME=ie BROWSER_VERSION=6
-  - node_js: 'node'
-    env: BROWSER_NAME=ie BROWSER_VERSION=7
   - node_js: 'node'
     env: BROWSER_NAME=ie BROWSER_VERSION=8
   - node_js: 'node'

test/socket.js

@@ -111,7 +111,6 @@ describe('socket', function () {
       var socket = io('/', { forceNew: true, query: { e: 'f' } });
 
       socket.emit('getHandshake', function (handshake) {
-        console.log('getHandhskae', handshake);
         expect(handshake.query.e).to.be('f');
         socket.disconnect();
         done();
@@ -122,7 +121,6 @@ describe('socket', function () {
       var socket = io('/?c=d', { forceNew: true });
 
       socket.emit('getHandshake', function (handshake) {
-        console.log('getHandhskae', handshake);
         expect(handshake.query.c).to.be('d');
         socket.disconnect();
         done();