Adds new 'Add GDC Data' widget to the File menu which enables use of GDC files and resources
Adds adaptability for all GDC-originating data/files that have location information through the Add GDC Data widget
Adds drag and drop interface for local files that have originated from the GDC
Adds ability to bulk-import files from the GDC using JSON export
Adds ability to copy and paste 'Explore' sessions/URLs from the GDC and import them into JBrowse (i.e. https://portal.gdc.cancer.gov/exploration)
Adds ability to copy and paste file URLs from the GDC and import the file into JBrowse (i.e. https://portal.gdc.cancer.gov/files/<some file UUID>)
Adds ability to quick-add GDC explore tracks to maintain multiple sessions of Exploring GDC mutations and genes using the built-in track filtering interface