[Power off from the buttom]

Sounds like great news! Can't wait for it to be added without any workaround needed.

[Help upgrading please]

Have you tried selecting Upgrade during XPEnoboot boot selection and not via the Synology web console?

[DSM 5.1-5055 is available?]

Don't forget to backup your settings in your syslinux.cfg before you write the new image to your flash drive.

[Can we change the forum rules?]

Or have a time out period from all these rapid spam posts.

[I think plex server is screwing up my admin accounts]

Have you tried downloading the plex .spk directly from plex.tv? I just installed it and it works perfectly.