kangax/fabric.js — pull request #333 by Kienz (2012-12-02 13:17:15+00:00)
Title: Text background - box and/or character fill or none

fabric.Text has now two properties for background-color (#320):
1. backgroundColor => background-color for whole bounding-box
2. textBackgroundColor => background-color for textlines (same behavior like "old" fabric.Text#backgroundColor)

You can see it here: