fixed some deprecation messages

Author: fabpot

OptionsResolver.php

@@ -458,7 +458,7 @@ public function setAllowedValues($option, $allowedValues = null)
 
         // BC
         if (is_array($option) && null === $allowedValues) {
-            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since version 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
+            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since Symfony 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
 
             foreach ($option as $optionName => $optionValues) {
                 $this->setAllowedValues($optionName, $optionValues);
@@ -514,7 +514,7 @@ public function addAllowedValues($option, $allowedValues = null)
 
         // BC
         if (is_array($option) && null === $allowedValues) {
-            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since version 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
+            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since Symfony 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
 
             foreach ($option as $optionName => $optionValues) {
                 $this->addAllowedValues($optionName, $optionValues);
@@ -570,7 +570,7 @@ public function setAllowedTypes($option, $allowedTypes = null)
 
         // BC
         if (is_array($option) && null === $allowedTypes) {
-            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since version 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
+            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since Symfony 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
 
             foreach ($option as $optionName => $optionTypes) {
                 $this->setAllowedTypes($optionName, $optionTypes);
@@ -620,7 +620,7 @@ public function addAllowedTypes($option, $allowedTypes = null)
 
         // BC
         if (is_array($option) && null === $allowedTypes) {
-            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since version 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
+            @trigger_error('Calling the '.__METHOD__.' method with an array of options is deprecated since Symfony 2.6 and will be removed in 3.0. Use the new signature with a single option instead.', E_USER_DEPRECATED);
 
             foreach ($option as $optionName => $optionTypes) {
                 $this->addAllowedTypes($optionName, $optionTypes);