Fix split lines in queries.

When we split an outgoing query we displayed the whole line
locally for each split part going not, not the actual part.

Change-Id: I99e1ef3ce3f0c8a36b6b4a88d3ba9329bf693403
Fixes-issue: CLIENT-384
Reviewed-on: http://gerrit.dmdirc.com/2810
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager