Update submodules: plugins (new commits)

plugins:
    0ebc763 Greg Holmes <greg@dmdirc.com>
            DI window status plugin

            Gerrit: http://gerrit.dmdirc.com/3100

Change-Id: I2cc4ad24b95762cfc670aa115ffed7b59cc5ba12
Update submodules: plugins (new commits)

plugins:
    5b5d05a Chris Smith <chris@dmdirc.com>
            More minor tidying.

            Gerrit: http://gerrit.dmdirc.com/3101

Change-Id: I40eadf5eff1c3a0df4cd7859f9ce8067b5923917