relnotes: we now require `sh` to support $(command) syntax to run test suite...
relnotes: we now require `sh` to support $(command) syntax to run test suite
For example, Solaris before version 11 had /bin/sh pointing to the old
Bourne Shell (which doesn't support $(command) syntax).
Differential Revision:
https://phab.mercurial-scm.org/D6833