0.4.1 - 090811 * removed text rendering functions * modified loadWidget to return query function (needs extensions) 0.4.0 - 090804 * added zooming and panning * added coordinate (time and cost) display 0.3.0 - 090802 * added cost centre lists with hover indication * added graph mode switching 0.2.0 - 090721 * improved loading: progress bar and ability to cancel 0.1.0 - 090717 * first release featuring bulk loading and visual rearrangement