SF4 compatibility (#8)

Resources/config/services.xml

@@ -5,7 +5,7 @@
     xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
 
     <services>
-        <service id="coop_tilleuls_migration.command.load" class="CoopTilleuls\MigrationBundle\Command\MigrationLoadCommand">
+        <service id="coop_tilleuls_migration.command.load" class="CoopTilleuls\MigrationBundle\Command\MigrationLoadCommand" public="true">
             <argument type="service" id="coop_tilleuls_migration.loader.locator" />
             <tag name="console.command" />
         </service>

composer.json

@@ -18,12 +18,12 @@
     "require": {
         "php": ">=5.5",
         "monolog/monolog": "~1.20",
-        "symfony/config": "~2.3|~3.0",
-        "symfony/console": "~2.7|~3.0",
-        "symfony/dependency-injection": "~3.3",
-        "symfony/doctrine-bridge": "~2.2|~3.0",
-        "symfony/stopwatch": "~2.3|~3.0",
-        "symfony/http-kernel": "~2.3|~3.0",
+        "symfony/config": "~2.3|~3.0|~4.0",
+        "symfony/console": "~2.7|~3.0|~4.0",
+        "symfony/dependency-injection": "~3.3|~4.0",
+        "symfony/doctrine-bridge": "~2.2|~3.0|~4.0",
+        "symfony/stopwatch": "~2.3|~3.0|~4.0",
+        "symfony/http-kernel": "~2.3|~3.0|~4.0",
         "doctrine/doctrine-bundle": "~1.6",
         "doctrine/orm": "~2.3",
         "doctrine/dbal": "~2.5",
@@ -34,8 +34,8 @@
         "behat/behat": "~3.0",
         "behat/symfony2-extension": "~2.0",
         "doctrine/data-fixtures": "^1.1",
-        "symfony/browser-kit": "~2.3|~3.0",
-        "symfony/framework-bundle": "~2.8|~3.0"
+        "symfony/browser-kit": "~2.3|~3.0|~4.0",
+        "symfony/framework-bundle": "~2.8|~3.0|~4.0"
     },
     "autoload": {
         "psr-4": {