piwik.currentDateString is meant to contain. Before it held the date query parameter value, unless the period was a range, in which case it held the last date in the date range (so w/
2011-01-01,2011-01-23, the date would be
2011-01-23). Note: not sure if this will have any effect on other plugins, but I think core plugins are safe. I noticed it's only used by the managecustomalerts controller.
Supply the site's timezone client side for calculating now/today/previousN/lastN. Note: this works for now, but I'm not sure if this is the best way to supply site info to the client.
Remove blip when hovering over dates in the date-picker directive.