Merge branch 'staging' of github.com:xwiki-labs/cryptpad into staging

.travis.yml

@@ -5,7 +5,8 @@ env:
     - "BROWSER='chrome::Windows 10'"
     - "BROWSER='MicrosoftEdge:14.14393:Windows 10'"
     - "BROWSER='internet explorer:11.103:Windows 10'"
-    - "BROWSER='safari:10.0:macOS 10.12'"
+    #- "BROWSER='safari:10.0:macOS 10.12'"
+    - "BROWSER='safari:9.0:OS X 10.11'"
 branches:
   only:
     - master

TestSelenium.js

@@ -7,6 +7,7 @@ if (process.env.TRAVIS_PULL_REQUEST && process.env.TRAVIS_PULL_REQUEST !== 'fals
     return;
 }
 
+// https://wiki.saucelabs.com/display/DOCS/Platform+Configurator#/
 var driver;
 if (process.env.SAUCE_USERNAME !== undefined) {
     var browserArray = process.env.BROWSER.split(':');