If you run hg and get the error below:
*** failed to import extension hgext/hct: Import by filename is not supported
Add the following to /etc/mercurial/hgrc.d/commit-tool.rc
If you run hg and get the error below:
*** failed to import extension hgext/hct: Import by filename is not supported
Add the following to /etc/mercurial/hgrc.d/commit-tool.rc