feat(recommendation list): back & front almost done

Backend:
* Added recommendation list model
* Added smart serializers/viewsets for the model
* Added DRF permissions `IsFollower` and `IsPublic`
* Backend handling of following,

Frontend:
* Cleaned setup
* Textblock ready
* Better save button
* List and view recommendation

Both:
Connected for creation and save of recommendation

Almost done #34
9 jobs for master in 4 minutes and 1 second (queued for 3 seconds)
Status Job ID Name Coverage
  Check
passed #554112
docker
check_back

00:00:18

passed #554113
docker
check_front

00:01:02

 
  Test
passed #554114
docker
test_back

00:00:52

90.0%
passed #554115
docker
test_frontend

00:00:45

 
  Lint
passed #554117
docker
eslint

00:00:23

passed #554116
docker
flake8

00:00:14

 
  Svg Gen Docu
passed #554118
docker
generate_UML_svg

00:00:13

 
  Documentation
passed #554119
docker
pages

00:00:12

 
  Deploy
passed pages:deploy

00:00:00