Adds charts to Timus Online Judge profiles
The extension adds a chart of count of solved problems to Timus Online Judge's profiles and comparator.
* A chart of count of solved problems in profiles and during comparison
* Adding more users to the chart, removing them, customizing legend colors
* Caching profile data
* Hiding the chart
* (optional) Highlighting problems accepted in recent two months
The extension is available for Chrome, Firefox (with Greasemonkey) and Opera.