Sage 1.4.7 Beta 3

[Peter Andrews]

Here's Sage 1.4.7 Beta 3 for testing and feedback. The following
issues have been addressed since the first beta:

Firefox 4.0 compatibility
http://code.google.com/p/sage/issues/detail?id=27

Toolbars in Sage sidebar are the wrong color on OS X
http://code.google.com/p/sage/issues/detail?id=8

Sage sidebar icon enabled state looks broken on OS X
http://code.google.com/p/sage/issues/detail?id=9

You can download it here:
http://code.google.com/p/sage/downloads/detail?name=sage-1_4_7b3.xpi

Peter