Use symfony components instead of symfony/symfony (#822)

Author: saimaz

composer.json

@@ -12,18 +12,30 @@
     ],
     "require": {
         "php": ">=5.6",
-        "symfony/symfony": "~2.8|~3.0",
+        "symfony/framework-bundle": "^2.8|^3.0",
+        "symfony/console": "^2.8|^3.0",
+        "symfony/templating": "^2.8|^3.0",
         "doctrine/annotations": "~1.2",
         "doctrine/inflector": "~1.0",
         "doctrine/cache": "~1.4",
+        "doctrine/collections": "~1.4",
         "monolog/monolog": "~1.10",
-        "ongr/elasticsearch-dsl": "~5.0"
+        "ongr/elasticsearch-dsl": "~5.0",
+        "symfony/symfony": "~2.8"
     },
     "require-dev": {
         "mikey179/vfsStream": "~1.4",
         "phpunit/phpunit": "~5.6",
         "squizlabs/php_codesniffer": "~2.0",
-        "satooshi/php-coveralls": "~1.0"
+        "satooshi/php-coveralls": "~1.0",
+        "symfony/browser-kit" : "^2.8|^3.0",
+        "symfony/expression-language" : "^2.8|^3.0",
+        "symfony/twig-bundle": "^2.8|^3.0",
+        "symfony/serializer": "^2.8|^3.0",
+        "symfony/yaml": "^2.8|^3.0",
+        "symfony/dependency-injection": "^2.8|^3.0",
+        "symfony/validator": "^2.8|^3.0",
+        "symfony/options-resolver": "^2.8|^3.0"
     },
     "autoload": {
         "psr-4": { "ONGR\\ElasticsearchBundle\\": "" },