gpio_led app added
Use work_queue instead of thread
Merge branch 'master' into gpio_led
Merge branch 'master' into gpio_led
Added GPIO_EXT1/GPIO_EXT2 selection.
Code style fixed
Reinstate mapfile generation.
Hotfix: fix section attribute for the ROMFS, moving it back into .rodata where it belongs.
Adjusted example params and extensively commented example
Go only to RC failsafe if throttle was half once - to prevent failsafe when armed on ground
More documentation
Merge pull request #286 from NosDE/master

mkblctrl cleaned up and flown with px4 stack and arducopter
Merge pull request #267 from DrTon/gpio_led

gpio_led app added: drive LEDs by GPIO_EXT1 pin of PX4FMU
Hotfix: Generate map files for modules as well for more in-depth memory-use debugging.
Hotfix: Made HMC driver more verbose to prevent false alarm
Hotfix: Completely silencing HMC5883 probing to not confuse users
Fixed bug in UBX::configure_message_rate()
Merge pull request #292 from DrTon/ubx_msg_rate_fix

Fixed bug in UBX::configure_message_rate()
drv_ardrone testing