By the livin' Gawd that made you?

Does the peom in following mean:
Though I've tied you with a belt and beat you,
In the name of the living God who made you,
You're better than me, Mr. Gunga Din!

Context:

Tho' I've belted you and flayed you,
By the livin' Gawd that made you,
You're a better man than I am, Gunga Din!”

“”from "Gunga Din"

MOre:
http://en.wikipedia.org/wiki/Gunga_Din