various
    allow session_t to write fixed disk (dd of=/dev/sdb)
    allow ssh clients to run a shell with a subject transition
    xlock signals self
Revert "various"

This reverts commit abe2deafd9abdbeed594c9f9d502bd6aa7f1b0a3.
Revert "Revert "various""

This reverts commit 5f8e784f5793ccfd1d3d54305379e838a9d8153b.
ssh/joe/session: transition rule was conflicting because ssh role if also called  by confined user agents like git