master
AP_Math: AP_GeodesicGrid: add first implementation
test_3d_lines:fix test result for test_3d_lines
AP_Math: add Vector2f perpendicular
AP_Math: unit tests for kinematic_limit()
AP_Math: allow initial value to be specified for crc8_generic
AP_Math: Clarify the floating-point value
AP_Math: add separate double and float implementations for wrap_PI and wrap_2PI
AP_Math: mark test_math_double.cpp as double precision source
AP_Math: tests: define hal where requirerd for custom rotaitons
AP_Math: remove new distance to point code
AP_Math: Convert copter to radians
AP_Math: added comments and a test for euler ordering
AP_Math: add constraint validation to calculate_path tests
AP_Math: add tests for the sqrt_controller
AP_Math: correct range of Vector2.angle() method
global: correct shebang lines to refernce python3