extend generic assay to support categorical data

[jjgao]

• [x] rfc https://github.com/cbioportal/cbioportal/issues/7920
• [x] backend support https://github.com/cBioPortal/cbioportal/issues/7932
• [x] OncoPrint track - similar to clinical track https://github.com/cBioPortal/cbioportal/issues/7934 https://github.com/cBioPortal/cbioportal/issues/8313
• [x] Plots tab https://github.com/cBioPortal/cbioportal/issues/7935
• [x] Download tab https://github.com/cBioPortal/cbioportal/issues/7936
• [x] Study view: load pie chart https://github.com/cBioPortal/cbioportal/issues/7938
• [ ] Study view: frequency count table for Binary data https://github.com/cBioPortal/cbioportal/issues/7940
• [ ] Comparison: fisher's exact test for Binary data and chi-square test for Categorical data https://github.com/cBioPortal/icebox/issues/195

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.