Don't hardcode command char
Don't hardcode command char

Fixes CLIENT-176

Change-Id: Icc0a3af971d6122fe4ab8d287e29b2d589763544
Reviewed-on: http://gerrit.dmdirc.com/1816
Automatic-Compile: DMDirc Local Commits <fd7610eb81751244add0a62da2de7da51cfdce47@googlemail.com>
Reviewed-by: Chris Smith <711c73f64afdce07b7e38039a96d2224209e9a6c@dmdirc.com>

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