fix: improve session flow (reuse cli named sessions & auto-restart incompatible daemons) (#153)

Reuses an existing live child for named sessions unless restart or force
is requested.

Also detects and restarts incompatible per-session daemons before
connecting.

Signed-off-by: cpendery <cpendery@vt.edu>

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Signed-off-by: cpendery <cpendery@vt.edu>