character collision problem

i,m working on game and i have little issue on my game character i take 2 days and know i,m unable to solve this please find attached screen shot and let me know how can i remove the collision from sprite sheet?

i take out the collision through physics editor and i have also lua file but i don,t know how to use on my main.lua

i,m new in this framework please help me figure it out how to remove collision.