Conflicts:
	fnordmetric-core/lib/fnordmetric/api.rb
	fnordmetric-core/lib/fnordmetric/logger.rb
	fnordmetric-core/lib/fnordmetric/widgets/timeseries_widget.rb

Conflicts:
	fnordmetric-webui/fnordmetric-webui-metricpreviewwidget.js
	fnordmetric-webui/fnordmetric-webui-util.js

fix resize event and add beforeunload event (query editor view)

fix by expression

mark selected group by btns