We already have posted few threads
about why the code is not indented. It's done by purpose. We're interested that only advanced coders, with a level closer to our own, are modifying the scripts. Nothing and never will be changed in that case.
I think, you're wrong about Unix format of files in the latest package also. We're always trying to store all files (also as other miniBB addons and PHP scripts) in Windows format (i.e. all line endings are CR+LF). I've re-checked what we have in the package, and discovered the only files in Unix format:
So I've updated them and now all files should be in Windows (DOS) format again. Feel free to report us if you see improper format anywhere in the miniBB packages. Thanks!