remove-aegis: add ssh ConnectTimeout=2s for is-up test
add note to n9.conf indicating what files have a copy of the hostname

Conflicts:
	n9.conf
add a stubbed ipmagic cmd to n9 bin to print hostname
launcher-buttons: convert to a script to run on the phone
launcher-buttons: rerun on the device if run locally
launcher-buttons: move to config-files bin
launcher-buttons: whitespace
launcher-buttons: add convenience symlink