sudo echo "deb http://archive.raspberrypi.org/debian wheezy main" >> /etc/apt/sources.list
sudo wget http://archive.raspberrypi.org/debian/raspberrypi.gpg.key -O raspberrypi.gpg.key
sudo apt-key add raspberrypi.gpg.key
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install vim vim-runtime aria2 ntpdate anacron msmtp-mta bsd-mailx raspi-config less screen snmp snmp-mibs-downloader
sudo curl -L --output /usr/bin/rpi-update https://raw.githubusercontent.com/Hexxeh/rpi-update/master/rpi-update && chmod +x /usr/bin/rpi-update
sudo rpi-update
sudo reboot