don't source metadata.R
don't source metadata.R

(copied in read_metadata() function instead)

agoldst/dfr-browser,altaf-ali/dfr-browser,joncgoodwin/dfr-browser,agoldst/dfr-browser,altaf-ali/dfr-browser,joncgoodwin/dfr-browser,joncgoodwin/dfr-browser,agoldst/dfr-browser,joncgoodwin/dfr-browser,altaf-ali/dfr-browser,altaf-ali/dfr-browser,agoldst/dfr-browser,joncgoodwin/dfr-browser