Fix comparison in upload script for test builds
MTD: Update header locations
tests: remove spurious, unneeded header
SPI Dev: Update header location
PX4IO: Update syslog API
SBUS on IO: Use new debug API
Toolchain: Allow GCC 4.7 and 4.8 variants
tone alarm: Update syslog API
ESC calib and PWM system commands: Remove spurious, unneeded headers
IO driver serial layer: Update syslog API
FMUv2: Update windows toolchain
Add Kconfig file for FMUv2
NuttX update
Test config: Do not run USB
Only boot a minimal test system which works
FMUv1: Update driver API
FMUv2: Update driver API
Aerocore: update driver API
Modernize aerocore config
Modernize FMUv1 config