fixed more style issues

corrected W291, E261, W293, W391 issues

routersploit/modules/exploits/cisco/cisco_ios_http_authorization_bypass.py

@@ -22,7 +22,7 @@ class Exploit(exploits.Exploit):
                        'to bypass authentication and execute arbitrary commands, '
                        'when local authorization is being used, by specifying a high access level in the URL.',
         'authors': [
-            'Author', 'Renos Stoikos rstoikos[at]gmail.com'# routesploit module
+            'Author', 'Renos Stoikos rstoikos[at]gmail.com'  # routesploit module
         ],
         'references': [
             'http://www.cvedetails.com/cve/cve-2001-0537',
@@ -57,5 +57,4 @@ class Exploit(exploits.Exploit):
                 print_info(response.text)
                 break
             else:
-                print_error("Exploit failed - could not execute command for level",num)
-                
+                print_error("Exploit failed - could not execute command for level", num)