minor #716 Removes explicit dependency on DoctrineBundle. (phpeek)

This PR was merged into the master branch.

Discussion
----------

Removes explicit dependency on DoctrineBundle.

This dependency is implicitly provided by `symfony/orm-pack`.

Commits
-------

fa3b3d5 Removes explicit dependency on DoctrineBundle.

Author: javiereguiluz

composer.json

@@ -6,7 +6,6 @@
     "require": {
         "php": "^7.1.3",
         "ext-pdo_sqlite": "*",
-        "doctrine/doctrine-bundle": "^1.8",
         "doctrine/doctrine-fixtures-bundle": "^3.0",
         "erusev/parsedown": "^1.6",
         "ezyang/htmlpurifier": "^4.9",