Correctly escaping HTML in flexible text area sizer
Expanded properties observed for computation of isComplete to include queue lengths
Check for event object before stopping its propagation
Disable pointer events on list items during scroll (issue #6)

Pointer event handlers on list items seem to interfere with inertial scrolling in Webkit browsers on OS X.

By ignoring pointer events while scrolling, overall scrolling performance improves dramatically.

Addresses issue #6