Added protocol 002 as light testing, plus minor fixes

* light testing protocol allows you, through Serial comm, to select each light individually and detector to test for intensity and on/off
* packaged additional libraries required (all get placed in 'libraries' folder in arduino installation folder)
* other minor fixes

Signed-off-by:  <Greg>
Merge branch 'master' of github.com:Photosynq/Protocols-Arduino