No slab of vintage vinyl is too obscure or too esoteric for the team at Cherry Red’s él label, as evidenced by a trio of its most recent offerings from Jeanine Deckers a.k.a. Sœur Sourire a.k.a. The Singing Nun, British critic and personality George Melly, and a whole host of masters of exotica. The mini-box set Exotica Classics features five albums on two discs, each housed in its own paper sleeve within the slipcased set.  The first features two complete LPs (Miriam Burton’s African Lament and Bob Romeo, His Flute and The…