w3c/webvtt — pull request #95 by silviapfeiffer (2014-06-09 06:06:29+00:00)
Title: Remove effect of rtl / ltr on position related rendering for non-snap-to-lines.

It was an oversight to leave this in the rendering section - text position is
supposed to be calculated always from the left edge for horizontal cues or top
edge for vertical cues.