[tests] Remove unused "use" directives.

tests/Predis/Collection/Iterator/HashKeyTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Collection\Iterator;
 
 use PredisTestCase;
-use Predis\Client;
 use Predis\Profile;
 
 /**

tests/Predis/Collection/Iterator/KeyspaceTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Collection\Iterator;
 
 use PredisTestCase;
-use Predis\Client;
 use Predis\Profile;
 
 /**

tests/Predis/Collection/Iterator/ListKeyTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Collection\Iterator;
 
 use PredisTestCase;
-use Predis\Client;
 use Predis\Profile;
 
 /**

tests/Predis/Collection/Iterator/SetKeyTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Collection\Iterator;
 
 use PredisTestCase;
-use Predis\Client;
 use Predis\Profile;
 
 /**

tests/Predis/Collection/Iterator/SortedSetKeyTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Collection\Iterator;
 
 use PredisTestCase;
-use Predis\Client;
 use Predis\Profile;
 
 /**

tests/Predis/Command/Processor/KeyPrefixProcessorTest.php

@@ -11,7 +11,6 @@
 
 namespace Predis\Command\Processor;
 
-use stdClass;
 use PredisTestCase;
 use Predis\Command\RawCommand;
 

tests/Predis/Connection/ConnectionExceptionTest.php

@@ -14,7 +14,6 @@ namespace Predis\Connection;
 require_once __DIR__.'/../CommunicationExceptionTest.php';
 
 use Predis\CommunicationExceptionTest;
-use Predis\Connection\SingleConnectionInterface;
 
 /**
  *

tests/Predis/Replication/ReplicationStrategyTest.php

@@ -12,7 +12,6 @@
 namespace Predis\Replication;
 
 use PredisTestCase;
-use Predis\Command\CommandInterface;
 use Predis\Profile;
 
 /**