Updated capabilities.yaml for chrome browser.

Updated version and seleniumVersion variables so that selenium tests can run on chrome.

Author: Konstantinacc

codebender_testing/capabilities.yaml

@@ -12,7 +12,7 @@
   seleniumVersion: "2.48.0"
   maxDuration: 10800
 - browserName: "chrome"
-  version: 41
+  version: 47
   public: "public restricted"
-  seleniumVersion: "2.48.0"
+  seleniumVersion: "2.50.1"
   maxDuration: 10800