feat(viewer.js): Add bidirectional and ellipse annotations#72

igoroctaviano wants to merge 1 commit intoImagingDataCommons:masterImagingDataCommons/dicom-microscopy-viewer:masterfrom

igoroctaviano:feat/bidirectional-ellipse-annotationsigoroctaviano/dicom-microscopy-viewer:feat/bidirectional-ellipse-annotationsCopy head branch name to clipboard