sleep for a while to wait for tox keys to be generated

src/freedombone-image-mesh

 		TOXIC_FILE=$(cat /usr/bin/${PROJECT_NAME} | grep "TOXIC_FILE=" | head -n 1 | awk -F '=' '{print $2}')
 	fi
 
+	echo $'Enabling toxcore daemon' >> $INSTALL_LOG
+	systemctl enable tox-bootstrapd.service
 	echo $'Regenerating Tox bootstrap node keys' >> $INSTALL_LOG
 	systemctl stop tox-bootstrapd.service
 	if [ -f /var/lib/tox-bootstrapd/keys ]; then
 		rm /var/lib/tox-bootstrapd/keys
 	fi
 	systemctl start tox-bootstrapd.service
+	# sleep for a while so that the tox keys can be generated
+	sleep 30
 	TOX_BOOTSTRAP_ID_FILE=/var/lib/tox-bootstrapd/pubkey.txt
 	TOX_PUBLIC_KEY=$(cat /var/log/syslog | grep tox | grep "Public Key" | awk -F ' ' '{print $8}' | tail -1)
 	if [ ${#TOX_PUBLIC_KEY} -lt 30 ]; then