Here is a list of all documented files with brief descriptions:

basetype.h
consoleio.cpp
consoleio.h
dataservices.cpp
dataservices.h
dlvrpressure.cpp
dlvrpressure.h
error.h	Message and Error reporting support services
flashservices.cpp
flashservices.h	Services to read and write flash memory parts
huzzahpins.h
i2cservices.cpp
i2cservices.h
logger.ino
networkservices.cpp
networkservices.h
onewireservices.cpp
onewireservices.h
parameterincludes.h
parameters.cpp
parameters.h	Services to read and write permanent parameters stored in EEPROM
parametertable.h
pincounter.cpp
pincounter.h
processorsensors.cpp
processorsensors.h
security.cpp	Security services
security.h
sensordatatype.h
sensorlibrary.cpp
sensorlibrary.h
services.cpp
services.h
sleepservices.cpp
sleepservices.h
tca9539.cpp
tca9539.h
timeservices.cpp
timeservices.h
version.cpp
version.h
versionnumbers.h
webincludes.h
webpages.cpp
webpages.h
webregistrations.h
webservices.cpp
webservices.h
xmlservices.cpp
xmlservices.h