Welcome back to another edition of The Weekend Stream, The Second Disc’s review of notable catalogue titles (and some new ones, too!) making digital debuts. New music from country and soul icons and a reissue of a big pop album for its 25th anniversary kick things off, plus some appealing odds and ends from other corners of the music world. Al Green, To Love Somebody (Fat Possum) (Apple / Amazon) The Hi Priest of Memphis soul issues his first bundle of tracks since 2008’s full-length Lay It Down, all of which are covers and…