small helper scripts to configure pi's
accesspoint <wlan_interface> <channel> <essid> opens a public access point, free for all, deactivates dhcpcd, serves own ip addresses and dns, NAT traffic via eth0.
adhocwifi <wlan_interface> Puts interface into ad-hoc mode and sets an IP address in the 10.0.0.0/8 range, hopefully unique since derived from the interface mac address.
installdocker Downloads and installs the latest version of docker.
installnodejs <version> Downloads and installs the specified version (eg. 10, 9, 8,) of nodejs.
sethostname <hostname> Sets the hostname on the system.
setuniquehostname <hostnameprefix> Sets the hostname to the specified prefix plus the hex representation of the CPU hardware serial number of the raspberry pi.