Useful links & libraries

Mail reading:

http://partmaps.org/era/procmail/quickref.html

http://fetchmail.berlios.de/fetchmail-man.html

http://wiki.openwrt.org/doc/howto/wget-ssl-certs

http://pm-doc.sourceforge.net/doc/#dry_run_testing

Temperature sensor (DS18B20):

http://www.pjrc.com/teensy/td_libs_OneWire.html   (library here)

http://milesburton.com/Main_Page?title=Dallas_Temperature_Control_Library (library 372beta here)