use <code>{left, top, bottom, right}</code> properties
(not always all of them) instead of the <code>{x, y, yBot}</code> used
by some methods in v2.x.</p>

<p>Affected methods
are <a href="manual.html#cursorCoords"><code>cursorCoords</code></a>, <a href="manual.html#charCoords"><code>charCoords</code></a>, <a href="manual.html#coordsChar"><code>coordsChar</code></a>,
and <a href="manual.html#getScrollInfo"><code>getScrollInfo</code></a>.</p>
</section>
<section id=matchbrackets>
  <h2>Bracket matching no lo