Added link to data migrations in initial data deprecation note

    If an application uses migrations, there is no automatic loading of

    fixtures. Since migrations will be required for applications in Django 2.0,

    this behavior is considered deprecated. If you want to load initial data

    for an app, consider doing it in a migration.

    for an app, consider doing it in a :ref:`data migration <data-migrations>`.

If you create a fixture named ``initial_data.[xml/yaml/json]``, that fixture will

be loaded every time you run :djadmin:`migrate`. This is extremely convenient,

    If an application uses migrations, there is no loading of initial SQL data

    (including backend-specific SQL data). Since migrations will be required

    for applications in Django 2.0, this behavior is considered deprecated.

    If you want to use initial SQL for an app, consider doing it in a migration.

    If you want to use initial SQL for an app, consider doing it in a

    :ref:`data migration <data-migrations>`.

Django provides a hook for passing the database arbitrary SQL that's executed

just after the CREATE TABLE statements when you run :djadmin:`migrate`. You can