Merge pull request #181 from jaahaavi/master

Spektrum DSMX satellite 8th channel support
reworked spektrum binding support to match coding style/guidelines.
drivers should not include mw.h, corrected that.
moved cli variable next to other serialrx-related values.
Cleaned up spektrum channel length assignment based on receiver type;
Cleaned up bind function and how it's called
implemented (untested) spektrum satellite on flexport (USART3) on rev5sp hardware
Merge pull request #1 from multiwii/master

Update from original