firmware-util: clear screen, add banner at startup

Signed-off-by: Matt DeVillier <[email protected]>

Author: MrChromebox

firmware-util.sh

@@ -34,6 +34,8 @@ else
 fi
 
 #get support scripts
+printf "\ec"
+echo -e "\nMrChromebox Firmware Utility Script startup"
 echo -e "\nDownloading supporting files..."
 rm -rf firmware.sh >/dev/null 2>&1
 rm -rf functions.sh >/dev/null 2>&1