diff --git a/Command/AbstractCommand.php b/Command/AbstractCommand.php
index ac29fce..84e7ed7 100644
--- a/Command/AbstractCommand.php
+++ b/Command/AbstractCommand.php
@@ -53,14 +53,14 @@ abstract class AbstractCommand extends ContainerAwareCommand
      *
      * @return \Symfony\Component\Console\Command\Command
      */
-    protected abstract function createSubCommandInstance();
+    abstract protected function createSubCommandInstance();
 
     /**
      * Returns all the arguments and options needed by the Propel sub-command.
      *
      * @return array
      */
-    protected abstract function getSubCommandArguments(InputInterface $input);
+    abstract protected function getSubCommandArguments(InputInterface $input);
 
     /**
      * {@inheritdoc}
diff --git a/Command/MigrationDownCommand.php b/Command/MigrationDownCommand.php
index f2aa8fb..41dc2f2 100644
--- a/Command/MigrationDownCommand.php
+++ b/Command/MigrationDownCommand.php
@@ -12,7 +12,6 @@ namespace Propel\PropelBundle\Command;
 
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 use Propel\Generator\Command\MigrationDownCommand as BaseMigrationCommand;
 
diff --git a/Command/MigrationStatusCommand.php b/Command/MigrationStatusCommand.php
index 1f455c3..64f76a9 100644
--- a/Command/MigrationStatusCommand.php
+++ b/Command/MigrationStatusCommand.php
@@ -12,7 +12,6 @@ namespace Propel\PropelBundle\Command;
 
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 use Propel\Generator\Command\MigrationStatusCommand as BaseMigrationCommand;
 
diff --git a/Command/MigrationUpCommand.php b/Command/MigrationUpCommand.php
index c05bbb6..d142a33 100644
--- a/Command/MigrationUpCommand.php
+++ b/Command/MigrationUpCommand.php
@@ -12,7 +12,6 @@ namespace Propel\PropelBundle\Command;
 
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 use Propel\Generator\Command\MigrationUpCommand as BaseMigrationCommand;
 
diff --git a/Command/ModelBuildCommand.php b/Command/ModelBuildCommand.php
index cdeea7f..0e02750 100644
--- a/Command/ModelBuildCommand.php
+++ b/Command/ModelBuildCommand.php
@@ -11,9 +11,7 @@
 namespace Propel\PropelBundle\Command;
 
 use Symfony\Component\Console\Input\InputArgument;
-use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 /**
  * @author Kévin Gomez <contact@kevingomez.fr>
diff --git a/Command/SqlBuildCommand.php b/Command/SqlBuildCommand.php
index d73dad3..490ad18 100644
--- a/Command/SqlBuildCommand.php
+++ b/Command/SqlBuildCommand.php
@@ -10,10 +10,8 @@
 
 namespace Propel\PropelBundle\Command;
 
-use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 /**
  * @author Kévin Gomez <contact@kevingomez.fr>
diff --git a/Command/SqlInsertCommand.php b/Command/SqlInsertCommand.php
index e56d53c..58029cb 100644
--- a/Command/SqlInsertCommand.php
+++ b/Command/SqlInsertCommand.php
@@ -12,7 +12,6 @@ namespace Propel\PropelBundle\Command;
 
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
 
 /**
  * @author Kévin Gomez <contact@kevingomez.fr>
diff --git a/DataCollector/PropelDataCollector.php b/DataCollector/PropelDataCollector.php
index d347be6..7cfb3e7 100644
--- a/DataCollector/PropelDataCollector.php
+++ b/DataCollector/PropelDataCollector.php
@@ -12,7 +12,6 @@
 namespace Propel\PropelBundle\DataCollector;
 
 use Propel\PropelBundle\Logger\PropelLogger;
-use Propel\Runtime\Util\Profiler;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\DataCollector\DataCollector;
diff --git a/Logger/PropelLogger.php b/Logger/PropelLogger.php
index f7620c4..179ab2b 100644
--- a/Logger/PropelLogger.php
+++ b/Logger/PropelLogger.php
@@ -52,9 +52,9 @@ class PropelLogger implements LoggerInterface
     /**
      * Logs with an arbitrary level.
      *
-     * @param mixed $level
-     * @param string $message
-     * @param array $context
+     * @param  mixed  $level
+     * @param  string $message
+     * @param  array  $context
      * @return null
      */
     public function log($level, $message, array $context = array())