bug 880690 - pt 1 - fix handling of glyph ID range in SVG glyph index entries. r=roc
bug 880690 - pt 2 - update test fonts from bug 875629 for corrected handling of the SVG glyph index. r=roc
bug 880690 - pt 3 - update the sanitizer check for the glyph index ranges. r=roc
bug 880690 - pt 4 - update the svg.woff test font with corrected glyph index entries. r=roc