beerery readme

Raspberry Pi home brewery control.

Required libs:

• py-spidev (if using SPI based temp sensors, thermistor, tmp36) - https://github.com/doceme/py-spidev
• watchdog - https://pypi.python.org/pypi/watchdog
• RPIO - https://pypi.python.org/pypi/RPIO
• PyMongo (for mongodb logging) - http://api.mongodb.org/python/2.7rc0/