Rewrite distrobox-*.md to `distrobox <cmd>`, reconcile flag tables with
internal/cli, refresh README+useful_tips, regenerate man/man1/*.1.
Signed-off-by: Luca Di Maio <luca.dimaio1@gmail.com>
* Add a flag to upgrade only running instances
i created multiple instances for different projects, and updating all instances means starting all instances that some do heavy operations at startup, so i want to keep them up-to-date but only for the ones i'm currently using so i thought that --up variable could be useful to add for other/similar usages
* upgrade: rename up flag to running, add example in man page
Signed-off-by: Luca Di Maio <luca.dimaio1@gmail.com>
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Signed-off-by: Luca Di Maio <luca.dimaio1@gmail.com>
Co-authored-by: Luca Di Maio <luca.dimaio1@gmail.com>