Fixes deadlock in OSD plugin
Fixes deadlock in OSD plugin

Change-Id: I9159dabef8f2481529fbc7ba92c5085d0153e34e
Reviewed-on: http://gerrit.dmdirc.com/633
Automatic-Compile: Gregory Holmes <79e2475f81a6317276bf7cbb3958b20d289b78df@dmdirc.com>
Reviewed-by: Gregory Holmes <79e2475f81a6317276bf7cbb3958b20d289b78df@dmdirc.com>

DMDirc/Plugins,csmith/DMDirc-Plugins,csmith/DMDirc-Plugins,DMDirc/Plugins,csmith/DMDirc-Plugins,DMDirc/Plugins,csmith/DMDirc-Plugins,DMDirc/Plugins,DMDirc/Plugins,csmith/DMDirc-Plugins