Rename cjdns related things in preparation for multiple mesh types

src/freedombone

   fi
 }
 
-function install_cjdns {
-  if grep -Fxq "install_cjdns" $COMPLETION_FILE; then
+function mesh_cjdns {
+  if grep -Fxq "mesh_cjdns" $COMPLETION_FILE; then
       return
   fi
   if [[ $ENABLE_CJDNS != "yes" ]]; then
       exit 4395
   fi
 
-  if ! grep -q "# Mesh network" /etc/network/interfaces; then
+  if ! grep -q "# Mesh network cjdns" /etc/network/interfaces; then
       echo '' >> /etc/network/interfaces
-      echo '# Mesh network' >> /etc/network/interfaces
+      echo '# Mesh Networking (cjdns)' >> /etc/network/interfaces
       echo 'iface eth0 inet6 static' >> /etc/network/interfaces
       echo '    pre-up modprobe ipv6' >> /etc/network/interfaces
       echo '    address fdfc:0000:0000:0000:0000:0000:0000:0001' >> /etc/network/interfaces
   ip6tables -A INPUT -i eth0 -p tcp --dport $CJDNS_PORT -j ACCEPT
   save_firewall_settings
 
-  if ! grep -q "Mesh Networking" /home/$MY_USERNAME/README; then
+  if ! grep -q "Mesh Networking (cjdns)" /home/$MY_USERNAME/README; then
       CURRENT_IP_ADDRESS=$(ip addr show | grep "inet " | sed -n 2p | awk -F ' ' '{print $2}' | awk -F '/' '{print $1}')
 
       echo '' >> /home/$MY_USERNAME/README
       echo '' >> /home/$MY_USERNAME/README
-      echo 'Mesh Networking' >> /home/$MY_USERNAME/README
-      echo '===============' >> /home/$MY_USERNAME/README
+      echo 'Mesh Networking (cjdns)' >> /home/$MY_USERNAME/README
+      echo '=======================' >> /home/$MY_USERNAME/README
       echo "cjdns IPv6 address: $CJDNS_IPV6" >> /home/$MY_USERNAME/README
       echo "cjdns public key: $CJDNS_PUBLIC_KEY" >> /home/$MY_USERNAME/README
       echo "cjdns private key: $CJDNS_PRIVATE_KEY" >> /home/$MY_USERNAME/README
       chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
   fi
 
-  echo 'install_cjdns' >> $COMPLETION_FILE
+  echo 'mesh_cjdns' >> $COMPLETION_FILE
 }
 
-function install_cjdns_tools {
-  if grep -Fxq "install_cjdns_tools" $COMPLETION_FILE; then
+function mesh_cjdns_tools {
+  if grep -Fxq "mesh_cjdns_tools" $COMPLETION_FILE; then
       return
   fi
   if [[ $ENABLE_CJDNS != "yes" ]]; then
       return
   fi
   if [ ! -d /etc/cjdns ]; then
-      install_cjdns
+      mesh_cjdns
   fi
 
   apt-get -y install golang mercurial
   # initialise from the cjdns config
   /usr/bin/cjdcmd cjdnsadmin -file /etc/cjdns/cjdroute.conf
 
-  echo 'install_cjdns_tools' >> $COMPLETION_FILE
+  echo 'mesh_cjdns_tools' >> $COMPLETION_FILE
 }
 
 function remove_instructions_from_motd {
       echo 'fi' >> /usr/bin/$BACKUP_SCRIPT_NAME
       echo '' >> /usr/bin/$BACKUP_SCRIPT_NAME
   fi
-  if grep -Fxq "install_cjdns" $COMPLETION_FILE; then
+  if grep -Fxq "mesh_cjdns" $COMPLETION_FILE; then
       echo "if [ ! -d $USB_MOUNT/backup/cjdns ]; then" >> /usr/bin/$BACKUP_SCRIPT_NAME
       echo "  mkdir -p $USB_MOUNT/backup/cjdns" >> /usr/bin/$BACKUP_SCRIPT_NAME
       echo 'fi' >> /usr/bin/$BACKUP_SCRIPT_NAME
       echo 'fi' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
   fi
-  if grep -Fxq "install_cjdns" $COMPLETION_FILE; then
+  if grep -Fxq "mesh_cjdns" $COMPLETION_FILE; then
       echo 'if [ ! -d $SERVER_DIRECTORY/backup/cjdns ]; then' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '  mkdir -p $SERVER_DIRECTORY/backup/cjdns' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo 'fi' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo 'git stash drop' >> /etc/cron.weekly/$UPGRADE_SCRIPT_NAME
       echo 'git pull' >> /etc/cron.weekly/$UPGRADE_SCRIPT_NAME
   fi
-  if grep -Fxq "install_cjdns" $COMPLETION_FILE; then
+  if grep -Fxq "mesh_cjdns" $COMPLETION_FILE; then
       echo '' >> /etc/cron.weekly/$UPGRADE_SCRIPT_NAME
       echo '# cjdns' >> /etc/cron.weekly/$UPGRADE_SCRIPT_NAME
       echo "cd /etc/cjdns" >> /etc/cron.weekly/$UPGRADE_SCRIPT_NAME
 time_synchronisation
 configure_internet_protocol
 create_git_project
-install_cjdns
-install_cjdns_tools
+mesh_cjdns
+mesh_cjdns_tools
 backup_github_projects
 configure_ssh
 remove_instructions_from_motd