Quienten zip output to get output_directory

Zip output corrupts the output for returning the output directory.

common_utils.sh

@@ -139,7 +139,7 @@ function untar {
         tar) tar -xf $in_fname ;;
         gz|tgz) tar -zxf $in_fname ;;
         bz2) tar -jxf $in_fname ;;
-        zip) unzip $in_fname ;;
+        zip) unzip -qq $in_fname ;;
         xz) unxz -c $in_fname | tar -xf ;;
         *) echo Did not recognize extension $extension; exit 1 ;;
     esac