removing XChart after practicing through the lab

XChart/.github/ISSUE_TEMPLATE/bug_report.md

XChart/.github/dependabot.yml

XChart/.github/workflows/maven_on_pull_request.yml

XChart/.github/workflows/maven_on_push.yml

XChart/.gitignore

XChart/CONTRIBUTORS

XChart/LICENSE

XChart/NOTICE

XChart/README.md

XChart/etc/settings.xml

XChart/pom.xml

XChart/xchart-demo/CSV/CSVChartColumns/series1.csv

XChart/xchart-demo/CSV/CSVChartColumns/series2.csv

XChart/xchart-demo/CSV/CSVChartColumnsExport/series1.csv

XChart/xchart-demo/CSV/CSVChartColumnsExport/series2.csv

XChart/xchart-demo/CSV/CSVChartRows/series1.csv

XChart/xchart-demo/CSV/CSVChartRows/series2.csv

XChart/xchart-demo/CSV/CSVChartRowsExport/series1.csv

XChart/xchart-demo/CSV/CSVChartRowsExport/series2.csv

XChart/xchart-demo/pom.xml