Rename setIconAfter() & setIconBefore()

abhishek_gupta1 → made their first commit to this issue’s fork.

@anybody, I have fixed the issue and created MR. please review it once.

I urge you to perform a refactoring or a search when renaming variables or functions, since you missed a few calls to them. I will refactor those quickly.

Great, thank you @lrwebks!