Also:
* print header line every 50 line on output
* print events that are being listened for with header
* cpplint clean-up
Change-Id: Ic049eb79156a9528b556e56f0fa43e1344f898cc
Initial testing include an "id test", which really just a
template test at this point, and a temperature sensor test.
The google test code is included in this commit. It will
eventually be taken out and replaced with a pull from a google
external repo.
Change-Id: I591818a9c169f4654fc8d8f17cf648f227d72545