first working example for upload to S3
Added a global lookup array, Highcharts.charts, holding all available chart instances in the page. This prevents issues with writing multiple charts to the same div.
Follow-up to the previous commit regarding Highcharts.charts array.
Added step options: "left", "center", "right". Fixed issue with step in area ranges. Closes #1330.
Implemented warning on unsorted data for line charts and stock charts. Closes #725.
Also throw a Highcharts error on unsorted column data, because the column distance and width logic relies on sorted data. Related to #987.
Fixed Highstock issue with unresponsive range selector buttons by applying clipping to the mouse tracker. Closes #484.
added ant-contrib lib and and added sync function for storing files to S3-amazon
Fixed issue with legend checkbox position not being updated in navigatable legends. Closes #1253.
Addition to the previous commit
Fixed issue with useHTM, fixed width and word wrapping in Firefox. Closes #1254.
Fixed issue with wrong positioning of bars in a bar chart when grouping was set to false. Closes #1251.
Added scrollbar.minWidth option in Highstock. Closes #1246.
Fixed issue with legend items not responding to mouse interaction when legend.useHTML is true. Fixed positioning of legend items in Chrome when legend.useHTML is true. Closes #1249.
Fixed issue with tick labels using useHTML and step being slightly visible. Closes #1338.
Better fix for #1249.
Fixed issue with squished X axis labels on column charts with one single point. Closes #1337.
Fixed JS error in IE8 when trying to assign a gradient color to image markers. Closes #1336.
Fixed issue with backgrounds on multiple gauges within the same chart. Closes #1244.
Fixed issue with reflowing in IE < 9, as well as frozen pivot on resizing gauges in IE < 9. Closes #1235.