Issue #942. Update Travis to use Firefox 44 and Selenium server 2.52.0.

Also update docs in CONTRIBUTING.md

Author: Mike Taylor

.travis.yml

@@ -14,7 +14,7 @@ cache:
     - $HOME/.selenium/
 
 addons:
-  firefox: "42.0"
+  firefox: "44.0"
 
 env:
   global:
@@ -25,8 +25,8 @@ env:
 before_install:
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"
-  - "mkdir -p $HOME/.selenium && cd $HOME/.selenium && wget -nc http://selenium-release.storage.googleapis.com/2.48/selenium-server-standalone-2.48.0.jar"
-  - java -jar selenium-server-standalone-2.48.0.jar &> /dev/null &
+  - "mkdir -p $HOME/.selenium && cd $HOME/.selenium && wget -nc http://selenium-release.storage.googleapis.com/2.52/selenium-server-standalone-2.52.0.jar"
+  - java -jar selenium-server-standalone-2.52.0.jar &> /dev/null &
   - cd -
 
 install:

CONTRIBUTING.md

@@ -196,7 +196,7 @@ Note: If you install Python on Windows using the MSI installer, it is highly rec
 
 Windows typically doesn't have the *make* tool installed. Windows users without *make* should look at the "detailed setup" section below.
 
-As an alternative to Windows, a cloud IDE such as [Cloud 9](https://c9.io) can be used for a relatively easier setup. If you take this route, please update to the latest Python version with the following. (This is to avoid `InsecurePlatformWarning` errors that arise when the default Python 2.7.6 is used).  
+As an alternative to Windows, a cloud IDE such as [Cloud 9](https://c9.io) can be used for a relatively easier setup. If you take this route, please update to the latest Python version with the following. (This is to avoid `InsecurePlatformWarning` errors that arise when the default Python 2.7.6 is used).
 
 ```
 sudo apt-add-repository ppa:fkrull/deadsnakes-python2.7
@@ -385,9 +385,12 @@ We use [Intern](http://theintern.io/) to run functional tests.
 To run them, make sure you download the Selenium standalone server from the repo root:
 
 ``` bash
-wget http://selenium-release.storage.googleapis.com/2.46/selenium-server-standalone-2.46.0.jar
+wget http://selenium-release.storage.googleapis.com/2.52/selenium-server-standalone-2.52.0.jar
 ```
 
+**Note: This version is known to work with Firefox 44. If things aren't working with the current stable version of Firefox, check to see
+if there isn't a newer version of the Selenium standalone server and file a bug on these docs!**
+
 The `firefox` binary will also need to be in your `PATH`. Here's how this can be done on OS X:
 
 ``` bash
@@ -397,7 +400,7 @@ export PATH="/Applications/Firefox.app/Contents/MacOS/:$PATH"
 Now start Selenium:
 
 ``` bash
-java -jar selenium-server-standalone-2.46.0.jar
+java -jar selenium-server-standalone-2.52.0.jar
 ```
 
 In a separate terminal window or tab, start the application servers:

tests/intern.js

@@ -5,7 +5,7 @@
 // Learn more about configuring this file at <https://github.com/theintern/intern/wiki/Configuring-Intern>.
 // These default settings work OK for most people. The options that *must* be changed below are the
 // packages, suites, excludeInstrumentation, and (if you want functional tests) functionalSuites.
-define(['intern/lib/args'], function (args) {
+define(['intern/lib/args'], function(args) {
   'use strict';
 
   var siteRoot = args.siteRoot ? args.siteRoot : 'http://localhost:5000';
@@ -15,8 +15,8 @@ define(['intern/lib/args'], function (args) {
     wc: {
       pageLoadTimeout: args.wcPageLoadTimeout ? parseInt(args.wcPageLoadTimeout, 10) : 10000,
       // user and pw need to be passed in as command-line arguments. See CONTRIBUTING.md
-      user: args.user || "some username",
-      pw: args.pw || "some password"
+      user: args.user || 'some username',
+      pw: args.pw || 'some password'
     },
 
     // The port on which the instrumenting proxy will listen