maintainers: etrepum is an alumnus (#335)
maintainers: etrepum is an alumnus (#335)

By request:
https://github.com/exercism/haskell/pull/581#issuecomment-317640892
https://github.com/exercism/erlang/pull/173#issuecomment-317750784

It does not seem too presumptious to assume that the same comment
applies here!
exercism/xrust,sacherjj/rust,petertseng/exercism-rust,exercism/xrust,petertseng/exercism-rust,petertseng/exercism-rust,sacherjj/rust,sacherjj/rust