okay if you didnt found tutors buried down like hell here, 1. make a zip of your level, example: abc.zip/blahsomemap/blahsomeusefulshitformap 2. share it damn
PS on android directory of all maps installed or created are next:sdcard (or whatever is your name of internal memory in phone)/android/data/com.johnsterspacegames.bfnsrue/data (somehow it was called i forgor)/map customiser here you go