[ghc-steering-committee] Please review #631: Set program exit code by main return type, Shepherd: Arnaud

Dear Committee, Shea Levy proposes that the value returned by `main` should determine the exit code of the program: https://github.com/ghc-proposals/ghc-proposals/pull/631 https://github.com/shlevy/ghc-proposals/blob/io-exitcode/proposals/0631-main... I'd like to nominate Arnaud as the shepherd. Please guide us to a conclusion as outlined in https://github.com/ghc-proposals/ghc-proposals#committee-process Cheers, Adam -- Adam Gundry, Haskell Consultant Well-Typed LLP, https://www.well-typed.com/ Registered in England & Wales, OC335890 27 Old Gloucester Street, London WC1N 3AX, England