Some line coordinate attributes contain spaces; this seems to be interpreted as 0 (in FF 19.0.2 at least). This makes the SVG look strange when rendered raw.
<line x1=" 92.6" y1="623.4" x2="461.8" y2="590.2"/>
<line x1=" 92.6" y1="623.4" x2="200.0" y2="400.0"/>
<line x1=" 92.6" y1="623.4" x2="338.2" y2="209.8"/>
[...]
