In a moment of clear brilliance, I have decided that we should only part channels that we're actually in. Fixes issue 1858
In a moment of clear brilliance, I have decided that we should only part
channels that we're actually in. Fixes issue 1858

ShaneMcC/DMDirc-Client,greboid/DMDirc,greboid/DMDirc,greboid/DMDirc,csmith/DMDirc,csmith/DMDirc,DMDirc/DMDirc,ShaneMcC/DMDirc-Client,ShaneMcC/DMDirc-Client,csmith/DMDirc,DMDirc/DMDirc,greboid/DMDirc,DMDirc/DMDirc,ShaneMcC/DMDirc-Client,DMDirc/DMDirc,csmith/DMDirc