promisified the file reading
promisified the file reading

supriyantomaftuh/Geophoto,supriyantomaftuh/Geophoto,marklogic/Geophoto,wpaven/Geophoto,dmcassel/Geophoto,wpaven/Geophoto,dmcassel/Geophoto,supriyantomaftuh/Geophoto,marklogic/Geophoto,wpaven/Geophoto