centmin.sh Please add verification

Hi @eva2000

There are many parts that are missing a verification. I have to delete Dbase & Users if I run sometimes if I have these.

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Here is an example, and there are many that need to be improved.

Y & ] the ] key is near the enter key

Code (Text):

-------------------------------------------------
acmetool.sh is in beta testing phase
please read & provide bug reports &
feedback for this tool via the forums
https://centminmod.com/acmetool
-------------------------------------------------

continue [y/n] ? y[

aborting...

Now I can delete Dbase & User

EDIT
I can reslove it by

Code (Text):

 ./acmetool.sh issue domain.com