Rename fletch -> dartino

platforms/raspberry-pi2/flash-sd-card

 #!/bin/bash
 # Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE.md file.
 
 # Run internal/pkg/flash_sd_card/bin/flash_sd_card.dart on the Dart VM.
-# This script assumes either the Fletch SDK's directory structure or
-# a Fletch GitHub repository checkout.
+# This script assumes either the Dartino SDK's directory structure or
+# a Dartino GitHub repository checkout.
 
 function follow_links() {
   file="$1"
   while [ -h "$file" ]; do
     # On Mac OS, readlink -f doesn't work.
     file="$(readlink "$file")"
   done
   echo "$file"
 }
 
 # Unlike $0, $BASH_SOURCE points to the absolute path of this file.
 PROG_NAME="$(follow_links "$BASH_SOURCE")"
 
 source $(dirname $PROG_NAME)/.common.shlib
 
 echo "This program requires superuser to run."
 
-exec sudo "$DART_VM" -Dfletch-vm="$FLETCH_VM" "$DART_FILE" "$@"
+exec sudo "$DART_VM" -Ddartino-vm="$DARTINO_VM" "$DART_FILE" "$@"