When eminent jazz practitioners with shared histories convene in the studio without rehearsal or preparatory gigs, a perfunctory, by-the-numbers session is often the outcome. That is decidedly not the case on Solid Jackson, whose personnel, four of whom participated on the well-wrought day-after-Christmas of 1994 Criss Cross album titled Consenting Adults, reside in any hardcore jazz connoisseur’s “top-five”. This second gathering of M.T.B. (titled for the surnames of Brad Mehldau, Mark Turner a…