Display a proper error message when bucket creation fails due to a user trying to use a name that starts with "spectra-" (buckets that start with "spectra-" are reserved).
Display a proper error message when bucket creation fails due to a user
trying to use a name that starts with "spectra-" (buckets that start
with "spectra-" are reserved).

Klopsch/ds3_browser,SpectraLogic/ds3_browser,Klopsch/ds3_browser,SpectraLogic/ds3_browser,SpectraLogic/ds3_browser,Klopsch/ds3_browser