[patch:MI] Observer for thread-changed

[Eli Zaretskii]

> From: Nick Roberts <nickrob@snap.net.nz>
> Date: Wed, 11 Jun 2008 10:03:29 +1200
> Cc: gdb-patches@sources.redhat.com
> 
> I also think that
> the manual should be restructured so that the node "GDB/MI Output Records"
> comes _under_ the node "GDB/MI Command Syntax" and that the nodes in "GDB/MI
> Output Records" are linked with their description in "GDB/MI Output Syntax"

Sounds like a good idea.  Please suggest a patch and I will review it.

Thanks.