make visualization compatible with ViewData
removed unused namespaces
fix doc block
fix path to graph
coding style
coding style
coding style
trying to get rid of configure view event
made Treemap compatible with latest ViewDataTable changes
default config has to be static now
apparently this code is needed to make sure the Treemap is visible on actions
define the properties in treemap and actions report, not in plugin class
Merge pull request #1 from piwik/viewdata_refactoring

Viewdata refactoring