Merge pull request #16 from Negusbuk/master

various fixes
Merge pull request #17 from Negusbuk/master

added combined fit
added classes for Iota gear pump and Arduino pressure gauges
cosmetisc
added extra message output
Merge branch 'master' into arduino-cleanup

Conflicts:
	thermo/thermoDisplay/.gitignore
Merge pull request #19 from Negusbuk/arduino-cleanup

Arduino cleanup