Propagate annotations around a bit.

Change-Id: Ia3e89a5d05bbefb5e0b73e1d2b97bd3e8e4e6392
Reviewed-on: http://gerrit.dmdirc.com/3797
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Update submodules: plugins (new commits)

plugins:
    644fc08 Chris Smith <chris@dmdirc.com>
            Propagate annotations around a bit.

            Gerrit: http://gerrit.dmdirc.com/3798

Change-Id: I76da67fdd1cf08c344502e9cb728d542155b1d42