Fix problems with new LCD

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Make ifdefs less device specific and configurable in config.h

Signed-off-by: Michal Demin <michal.demin@gmail.com>
LCD fix printing of characters.

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Fix motor on ZERO

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Simplify pin-config for various RFM connections.

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Sparmatic Zero uses same sensor as thermotronic. Needs more testing.

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Use degree symbol instead of 'C'

Signed-off-by: Michal Demin <michal.demin@gmail.com>
Make it possible to use PCINT > 9 for RFM

Signed-off-by: Michal Demin <michal.demin@gmail.com>