Fix url retrieval

See http://www.w3schools.com/jsref/prop_doc_url.asp This refs robotframework#281

Author: laulaz

CHANGES.rst

@@ -18,6 +18,9 @@ Release Notes
  prefix 'partial link'.
  [lina1]
 
+- Fixed issue where 'Select Window’ with url strategy fails to locate window
+ [laulaz]
+
 1.5
 ---
 - Copy Desired Capabilities before modifying to prevent affecting future

src/Selenium2Library/webdrivermonkeypatches.py

@@ -21,7 +21,7 @@ def get_current_window_handle(self):
  return self.current_window_handle
 
  def get_current_window_info(self):
- atts = self.execute_script("return [ window.id, window.name, document.title, document.url ];")
+ atts = self.execute_script("return [ window.id, window.name, document.title, document.URL ];")
  atts = [ att if att is not None and len(att) else 'undefined'
  for att in atts ]
  return (self.current_window_handle, atts[0], atts[1], atts[2], atts[3])