Reset the type for global data
Delay in the parameter_read_value handler
Remove the mavlink unsupport type
Let the hold waypoint set function notice to the ground station about the new sequence
Create the unit-test for global data
Add the value test of global data unit test
Create the global data set value test
Add the counter to show the number of passed/failure data
Rename the "rm" target to "clean"
Delete useless value
remove another useless varaible
Merge branch 'add_OS_for_test' of https://github.com/ming6842/firmware into ming6842-add_OS_for_test

Conflicts:
	program/main.c
Merge branch 'ming6842-add_OS_for_test' into os_dev
Set busy flag while writing or clearing waypoints
gdb: display altitude (in meters)
Merge branch 'add_OS_for_test' of https://github.com/ming6842/firmware into os_dev
Merge pull request #128 from moon-bear/new_global_data

New global data and unit-test
Merge branch 'new_global_data' into mavlink_new_board
Add some new command for mission command handler
Fix the include warning of vTaskDelay