fixed typo
fixed another typo PROBMEM -> PROGMEM
fix for malformed jaon.
moved optimize flag to deafult config.
removed optimize conditionals in TemperatureFormats.cpp
removed optimize conditionals from PiLink
Merge branch 'feature/dynaconfig' of https://github.com/BrewPi/brewpi-avr into feature/dynaconfig

Conflicts:
	brewpi_avr/PiLink.cpp
added fallback\Config.h to project

Averstudio doesn't let you add an existing folder. So have to first rename the fallback folder, then add new folder "fallback" then copy the config file back into the fallback folder.

Fixed compiler error in OneWireTempSensor
Made PSTR(...) part of logDeveloper macro. Had to split it in two macros: logDeveloper and logDeveloperVaArg. One without arguments and one with arguments.