Guys please help. does he still like me?

okay sooo me and my ex BF were together for 11 months. He broke up with me wensday saying that he needs some space and to focuse on school and other things. so what does that mean? i didnt txt him but he txted me thursday saying hey and i said hey and we talked. and i was like i guess im not coming over friday and he was like you can but it would be wierd soo i didnt go. but his sis invited this girl i dont like over that use to like him. he swears they didnt do anything and i didnt even ask. soo friday he calls he babe and mami nd cuttie and stuff. why? so i had him call me on saturday night at around 11. we talked nd he was being dumb then my brother whos 19 took the fone nd started talking. he was cool with it then i ask my ex why do u call me all these pet names? he said because i dont fell confy calling any1 els that yet. we end up talking till like 3 i told him im surprised u called. he said only because i love u. he also coment on a pic of the 2 of us saying i miss da summer. so does he still like me or what?