Update submodules: plugins (new commits)

plugins:
    0cdcd46 Greg Holmes <greg@dmdirc.com>
            DI the swing debug plugin.

            Gerrit: http://gerrit.dmdirc.com/3222

Change-Id: I24712b880c7adb4feaa0cbaa3d950cd911bb793b
Update submodules: plugins (new commits)

plugins:
    4879f48 Greg Holmes <greg@dmdirc.com>
            DI systray plugin.

            Gerrit: http://gerrit.dmdirc.com/3223

Change-Id: Iff1e3d5004edd824f096d481e2ac415daaeb20af
Update submodules: plugins (new commits)

plugins:
    57ebe1b Greg Holmes <greg@dmdirc.com>
            DI the time plugin.

            Gerrit: http://gerrit.dmdirc.com/3224

Change-Id: I2fcb7619f70f6abb07c455227f3153e610202baa
Plugin loading errors are app errors.

Change-Id: I71f3a6fb702a7e2935c28db37be1e03623c469f0
Reviewed-on: http://gerrit.dmdirc.com/3227
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>
Update submodules: plugins (new commits)

plugins:
    0e13564 Greg Holmes <greg@dmdirc.com>
            Stop using objects before they exist in script plugin.

            Fixes-Issue: CLIENT-467
            Gerrit: http://gerrit.dmdirc.com/3226

Change-Id: I18ab0549e8198a84208f625e188f75e83509d644