v5.7.1

• Merge pull request #63 from zameerascentic/patch-1 5061086
• Merge pull request #64 from zameerascentic/patch-2 f3ef394
• Updating Line.utils.ts 64f8041
• Updated chart offset x 4e4bd1c
• update ChartHandle d356553
• Add ChartHandle type b7eb490

v5.7.0...v5.7.1