Fix quotes in exception messages

Author: fabpot

HeaderBag.php

@@ -225,7 +225,7 @@ public function getDate($key, \DateTime $default = null)
         }
 
         if (false === $date = \DateTime::createFromFormat(DATE_RFC2822, $value)) {
-            throw new \RuntimeException(sprintf('The %s HTTP header is not parseable (%s).', $key, $value));
+            throw new \RuntimeException(sprintf('The "%s" HTTP header is not parseable (%s).', $key, $value));
         }
 
         return $date;

Session/Storage/MockArraySessionStorage.php

@@ -190,7 +190,7 @@ public function registerBag(SessionBagInterface $bag)
     public function getBag($name)
     {
         if (!isset($this->bags[$name])) {
-            throw new \InvalidArgumentException(sprintf('The SessionBagInterface %s is not registered.', $name));
+            throw new \InvalidArgumentException(sprintf('The SessionBagInterface "%s" is not registered.', $name));
         }
 
         if (!$this->started) {

Session/Storage/NativeSessionStorage.php

@@ -314,7 +314,7 @@ public function registerBag(SessionBagInterface $bag)
     public function getBag($name)
     {
         if (!isset($this->bags[$name])) {
-            throw new \InvalidArgumentException(sprintf('The SessionBagInterface %s is not registered.', $name));
+            throw new \InvalidArgumentException(sprintf('The SessionBagInterface "%s" is not registered.', $name));
         }
 
         if (!$this->started && $this->saveHandler->isActive()) {