modified profile_1D.nfwM200
Added nfwkappa and del_conc for ease of conversion between variables
First working version, maybe still buggy
Revert "First working version, maybe still buggy", better off commit to my
own branch

This reverts commit 2dc2d6dca3272f862183aae7c4b4cab211c11e4b.
fix comment error
Merge branch 'master' of github.com:MCTwo/MCCutils