symfony version in 0.8.x (backport of #116)

(cherry picked from commit d68d99e)

src/Sentry/SentryBundle/SentrySymfonyClient.php

@@ -15,6 +15,8 @@ public function __construct($dsn=null, $options=array(), $error_types='')
             'name' => 'sentry-symfony',
             'version' => SentryBundle::VERSION,
         );
+        $options['tags']['symfony_version'] = \Symfony\Component\HttpKernel\Kernel::VERSION;
+
         parent::__construct($dsn, $options);
     }
 }

test/SentrySymfonyClientTest.php

@@ -20,14 +20,17 @@ public function test_that_it_sets_sdk_name_and_version()
     public function test_that_it_forwards_options()
     {
         $client = new SentrySymfonyClient('https://a:b@app.getsentry.com/project', array(
-            'name' => 'test'
+            'name' => 'test',
+            'tags' => array('some_custom' => 'test'),
         ));
 
         $data = $client->get_default_data();
 
         // Not a big fan of doing this kind of assertions, couples tests to external API...
         // Perhaps, refactor is needed for this class?
         $this->assertEquals('test', $data['server_name']);
+        $this->assertEquals(\Symfony\Component\HttpKernel\Kernel::VERSION, $data['tags']['symfony_version']);
+        $this->assertEquals('test', $data['tags']['some_custom']);
         $this->assertEquals('https://app.getsentry.com/api/project/store/', $client->getServerEndpoint(null));
         $this->assertEquals('a', $client->public_key);
         $this->assertEquals('b', $client->secret_key);