Refactoring the send to provider code out of the tasks folder

- building a rest endpoint to call that code to compliment the existing task based approach.

app/delivery/rest.py

@@ -0,0 +1,34 @@
+from flask import Blueprint, jsonify
+
+from app.delivery import send_to_providers
+from app.models import EMAIL_TYPE
+from app.celery import provider_tasks
+from sqlalchemy.orm.exc import NoResultFound
+
+delivery = Blueprint('delivery', __name__)
+
+from app.errors import (
+    register_errors,
+    InvalidRequest
+)
+
+register_errors(delivery)
+
+
+@delivery.route('/deliver/notification/<uuid:notification_id>',  methods=['POST'])
+def send_notification_to_provider(notification_type, notification_id):
+
+    if notification_type == EMAIL_TYPE:
+        send_response(send_to_providers.send_email_response, provider_tasks.deliver_email, notification_id, 'send-email')
+    else:
+        send_response(send_to_providers.send_sms_response, provider_tasks.deliver_sms, notification_id, 'send-sms')
+    return jsonify({}), 204
+
+
+def send_response(send_call, task_call, notification_id, queue):
+    try:
+        send_call(notification_id)
+    except NoResultFound as e:
+        raise InvalidRequest(e, status_code=404)
+    except Exception as e:
+        task_call.apply_async((str(notification_id)), queue=queue)