0.62.0

• BUGFIX (by @JoshMart) Fix extra lines not painting when at chart min or max, #1255.
• BUGFIX (by @imaNNeo) Check if mounted before calling setState in _handleBuiltInTouch methods in bar, line and scatter charts, #1101
• FEATURE (by @MagdyYacoub1): Added gradient color to RangeAnnotations by adding gradient attribute to horizontalRangeAnnotations and VerticalRangeAnnotation, #1195.
• BUGFIX (by @motionz-von)Fix windows build for example app
• FEATURE (by @motionz-von)BarChart groupSpace also takes effect when alignment is BarChartAlignment.end or BarChartAlignment.start.
• FEATURE (by @motionz-von) supports setting line StrokeCap on HorizontalLine/VerticalLine
• BUGFIX (by @nav-28) Fix radar chart tick and graph point not matching #1078
• IMPROVEMENT (by @imaNNeo) Update LineChartSample5 to demonstrate click to toggle show/hide tooltip, #118