Merge branch 'integration'

* integration:
  Now, when user clicks on the Paper and drags off the paper, other elements are not selected.
  Now, when user drags from within the canvas, out, other elements (like surrounding text) are not selected.
  Now, when the mouse leaves the drawing area while drawing a line, WWP aborts drawing that line.
  Clean-up test code.
  (tool) added script to list copy-and-paste (or CAP) labels.
  (refactor) stating intent of multi-part boolean expression.
  Now handles the case where clicking without moving removes the zero-length line.
  Pulled 'drawLine()' function to be private.
  (refactor) cleaned-up code.
  Fix: when determining endpoint of a line, didn't account for the canvas' container's padding.
  Including Firefox in the list of supported browsers.
Spiked iOS touch events.
Now supports single-finger touch events to draw.
iOS Touch events working.

Merge branch 'master' into integration

* master:
  Now supports single-finger touch events to draw.
  Spiked iOS touch events.