loiane/extjs4-ux-gridprinter — pull request #15 by orrence (2013-06-28 16:25:19+00:00)
Title: Take groupHeaderTpl as group header

Hi!
Instead of styling the header in the Printer plugin,
now the groupHeaderTpl attribute of the GroupingFeature
of the grid is used. Much better this way!

You need to incorporate last two commits for the new implementation to work.

Cheers,
orrence.