Adding a junction for clarity

There was a junction missing from th schematic. Eagle showed the
connection as being there, but the junction point was missing.
Zipped gerbers of rev1 of the board sent off
Adding the first go at the enclosure
Adding firmware

test sketches for the separate modules, with the NSA_AWAY sketch the
intended final sketch for the project. It still has a ways to go with
unimplemented features, but the groundwork is there.
Merge branch 'master' of github.com:Sector67/nsa-away-hardware