Well first off, I just wanna say that I hope you weren't planning on releasing this as your own. But I don't think that's what you were after, so I'll help as best as I can.
Are you sure you were editing the right file, or that you edited the file correctly? I know I can't edit anything from a TP unless I unzip the file, maybe you didn't unzip it? Or possibly, forgot to re-zip it when you were done?
is knowing a Tomato is a fruit. Being wise
is knowing not to use a Tomato in fruit salad.