i've had shotguns for the past 20 years or so and only recently got into rifles[approx 1 year],last week i was chatting to a friend of mine whos had rifles for years and he asked if i had 'bedded in' my new rifles....i said whats that? he said with a new rifle you are supposed to fire 1 shot through it then clean the bore,then 2 shots then clean the bore,then 5 shots then clean,then 10 and clean,then 50 and clean,then clean as a normal/used gun. is this true???? iadmit i am totally green to rifles but how can this acheive anything? i haven't done this to my 2 new guns [.22lr and .223] so are