The sound was surf-rock, but the pedigree was pure Nashville.  Ronny and the Daytonas burst onto the scene in 1964 with the rip-roaring California-style car tune “G.T.O.,” scoring a Top 5 hit on both the Billboard and Cash Box charts.  The group – in actuality, singer-songwriter John “Buck” Wilkin and a rotating cast of Music City’s finest – recorded a couple of albums and notched other hits, most notably 1965’s dreamy “Sandy,” through 1966 on the Mala label before moving to RCA for a stint through 1968.  Now, all of Ronny and…