turn on :aot and warn-on-reflection for :dev

Sorry about the reflection warning noise, but I was having trouble
getting this to compile and aot and warn-on-reflection helped me find
the problem.

Feel free to nuke this commit if you don't like the noise.
fix compile error in environ-auth

This function doesn't seem to be used here, but maybe is in other
projects?

If not, maybe it should be deleted? I don't really know what it's for, I
just ran into the compile error.

It came from pull request #42, so I guess it's important.
add nrepl port to gitignore