LP1922120: Add to carousel action in angular catalog

LP1922120: Add to carousel action in angular catalog

To test:

1) Create several manual carousels, and make sure they are
set to active.
2) Open a bib record in the Angular staff catalog.
3) Under Other Actions, choose the "Add to Carousel" action
4) Choose your preferred carousel.
5) Click Add to carousel.
6) Go back to carousel administration (or look at the carousel
itself), and confirm that the record has been added to the
carousel in question.

Signed-off-by: Jane Sandberg <sandbej@linnbenton.edu>