Merge branch '3.1'

* 3.1:
  expectedException expects FQCN
  Fixed expectedException annotations
  [Cache] Fix password used to make the redis connection.
  Security and validators messages translation to Latvian
  [Form] FormView->isRendered() remove dead code and simplify the flow
  Fixed issue with legacy find() method not working as expected

Author: fabpot

Tests/Encoder/ChainDecoderTest.php

@@ -68,7 +68,7 @@ public function testDecode()
     }
 
     /**
-     * @expectedException Symfony\Component\Serializer\Exception\RuntimeException
+     * @expectedException \Symfony\Component\Serializer\Exception\RuntimeException
      */
     public function testDecodeUnsupportedFormat()
     {

Tests/Encoder/ChainEncoderTest.php

@@ -69,7 +69,7 @@ public function testEncode()
     }
 
     /**
-     * @expectedException Symfony\Component\Serializer\Exception\RuntimeException
+     * @expectedException \Symfony\Component\Serializer\Exception\RuntimeException
      */
     public function testEncodeUnsupportedFormat()
     {

Tests/Encoder/JsonDecodeTest.php

@@ -57,7 +57,7 @@ public function decodeProvider()
     /**
      * @requires function json_last_error_msg
      * @dataProvider decodeProviderException
-     * @expectedException Symfony\Component\Serializer\Exception\UnexpectedValueException
+     * @expectedException \Symfony\Component\Serializer\Exception\UnexpectedValueException
      */
     public function testDecodeWithException($value)
     {

Tests/Encoder/JsonEncodeTest.php

@@ -50,7 +50,7 @@ public function encodeProvider()
 
     /**
      * @requires function json_last_error_msg
-     * @expectedException Symfony\Component\Serializer\Exception\UnexpectedValueException
+     * @expectedException \Symfony\Component\Serializer\Exception\UnexpectedValueException
      */
     public function testEncodeWithError()
     {