Following is the program of the Pop Concert, at Symphony Hall tonight: 1.  March, "Loraine,"  Ganne 2.  Overture, "Poet and Peasant,"  Suppe Solo Violoncello, Mr. J. Keller. 3.  Waltz, "Eternelle Ivresse,"  Ganne 4.  Selection, "Madame Angot,"  Lecocq 5.  Malaguena from "Boabdil,"  Moszkowski 6.  Scherzo, and Wedding March from Midsummer Night's Dream" Music,  Mendelssohn 7.  Overture, "Raymond,"  A. Thomas 8.  Selection, "Facust,"  Gounod 9.  Graceful Dance,  Sullivan 10.  Waltz, "Artist's Life,"  Strauss 11.  Selection, "King Dodo,"  Luders 12.  March, "Radetsky,"  Strauss