TODOs
Spinner on delete
Properly scaled placeholder images
TODOs
better navbar and pagecontrol hide and unhide when transitioning
simplify code
use pageController instead of navController
only reload when view is loaded
establish the view controller hierarchy earlier
PageViewController children can customize the navigationBar dynamically
Revert "PageViewController children can customize the navigationBar dynamically"

This reverts commit 8821ddd212c1e9a90180ef9825fb4a7d6b2e5855.
added logout button to spotify
replacing kPASSetFavArtists with direct access, AddingPVC determines if didEditArtists using direct access
a bit optimisation
add kPASDidEditArtistWithName to do single artist updates when faving, this allows to to cross adding VC updates
clear selection on FavArtists
obsolete resources
transition circular when tapping the pageControl
showSwipeHint to toggle the swipe hint on timeline when empty
adding cachePolicy to Timeline