Fix a longstanding bug where extraneous newlines were being included in the metrics CSV.
Fix a longstanding bug where extraneous newlines were being included in the metrics CSV.

lagotto/alm-report,mfenner/alm-report,mfenner/alm-report,articlemetrics/alm-report,articlemetrics/alm-report,lagotto/alm-report,lagotto/alm-report,articlemetrics/alm-report,mfenner/alm-report