Insert(d1):Insert(d2) Hidden(d1):Hidden(d2)
- foobar_d2 should be directly to the left of artist
- foobar_d1 should be directly to the left of foobar_d2
- both foobar_d1 and foobar_d2 should be in the column picker for this page
- neither foobar_d1 or foobar_d2 should be in the column picker for the main library
- BUG: columns to the right of foobar_d1 will be not resizable due to
bug XXXXX