As the curtain falls on 2015, it might be hard to remember any albums released this year besides Adele's record-breaking, generation-uniting, triple-platinum-and-counting 25. But there was so much more to hear. Kendrick Lamar's Molotov-cocktail-tossing hip-hop, D'Angelo’s razor-sharp R&B and Kamasi Washington's restorative jazz all made major statements, feeling like three crucial dispatches from