Benjamin Lackner Last Decade Benjamin Lackner, piano; Mathias Eick, trumpet; Jérôme Regard, bass; Manu Katche, drums ECM Records   Pianist Benjamin Lackner makes his ECM debut with Last Decade. Joined by a stalwart group of collaborators, many of them ECM alumni who have appeared on many of the label’s releases, Lackner is in an ideal situation to present his compositions, as well as one by bassist Jérôme Regard. A few of the constraints the pianist placed on himself, no electronics, a staple of his previous recordings, and the addition of trumpeter Mathias Eick to his usual piano trio format, have