Beta Release 0.3.0

Added the Apogee SQ-212 PAR sensor.

Changed the interrupt library to EnableInterrupt, which now controls all interrupts.

Added the modem as a "sensor" which can return it's signal strength as a variable.

Added a "debugging" mode, accessible by pushing a button while the checkForDebugMode function is running.

Impoved setup functions

Slight rearrangement of setup functions to improve efficiency.

Another beta release

Shorted time allowed to attempt to turn Bee on/off

Added a check that Bee is on before trying to connect to network

Shorted wait for network time to 55 sec (from 60)

Put disconnect step within if block so it only tries to disconnect if it was connected in the first place

Fixed extra spaces in CSV

Initial release

Our first release of the modular sensors library to support easily logging data from a variety of environmental sensors and sending that data to the EnviroDIY data portal.