fix(notification): notification on fetch failed

* A notification is displayed when fetch data failed through the CustomComponentForApi class
* Notifier Component added for one shot notifications

Fixes #22
9 jobs for master in 5 minutes and 5 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Check
passed #472623
docker
check_back

00:00:37

passed #472624
docker
check_front

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  Test
passed #472625
docker
test_back

00:00:45

89.0%
passed #472626
docker
test_frontend

00:00:52

 
  Lint
passed #472628
docker
eslint

00:01:08

passed #472627
docker
flake8

00:00:13

 
  Svg Gen Docu
passed #472629
docker
generate_UML_svg

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  Documentation
passed #472630
docker
pages

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  Deploy
passed pages:deploy

00:00:00