PiOS WDG: include stdbool.h
CC Complementary: initialize based on accels at start up

This improves convergence a bit, so real reason to start at level
when that is not true.
pios_ms5611: added proper device locking
pios_ms5611: changed and fixed test to sanity check value range
pios_ms5611: removed some more unused stuff, cleanups
pios_ms5611: fixed interleaving
pios_ms5611: fixed signedness mismatch in interleaving
pios_ms5611: added division by portTICK_RATE_MS (thanks hosentraeger)
Merge pull request #708 from lilvinz/ms5611_fixes

Ms5611 fixes
Merge pull request #701 from peabody124/pios_wdg_bool

PiOS WDG: include stdbool.h
Merge pull request #706 from peabody124/cc_init

CC Complementary: initialize based on accels at start up
flyingf3: add support for ms5611 baro on rcflyer shield
flyingf3: add support for CheBuzz shield
ms5611: only use minimla #includes for API
ms5611: allow SPI and I2C driver variants to coexist
flyingf3: support ms5611 on i2c on chebuzz shield