Fixed namespaces in docblocks (PHPCI -> PHPCensor)

docs/en/plugins/phing.md

@@ -22,5 +22,5 @@ phing:
       targets:
         - "build:test"
       properties:
-        config_file: "PHPCI"
+        config_file: "php-censor"
 ```

docs/en/plugins/php_code_sniffer.md

@@ -34,7 +34,7 @@ For use with an existing project:
 test:
     php_code_sniffer:
         standard: "/phpcs.xml" # The leading slash is needed to trigger an external ruleset.
-                               # Without it, PHPCI looks for a rule named "phpcs.xml"
+                               # Without it, PHP Censor looks for a rule named "phpcs.xml"
         allowed_errors: -1 # Even a single error will cause the build to fail. -1 = unlimited
         allowed_warnings: -1
 ```

docs/en/plugins/xmpp.md

@@ -37,6 +37,6 @@ complete:
             - "recipient2@jabber.org"    
         server: "gtalk.google.com"
         tls: 1
-        alias: "PHPCi Notification"
+        alias: "PHP Censor Notification"
         date_format: "%d/%m/%Y"
 ```