v1.4.0

Features:

• Add custom params (#1765).
• Add RTK plugin (#1761).

Bugfixes:

• Return Timeout code when timing out, instead of ConnectionError (#1764).
• Do not shallow-clone and use a specific commit (#1758).
• Fix vehicle_type detection for systems (#1752).
• Two destruction fixes (#1751).
• Fix mission transfer duplicates (#1746).
• core: use separate mavlink_status_t again (#1740).

Enhancements:

• Fix to allow non-flight controller heartbeats to be processed (#1760).
• cmake: fixup for MAVLink dialect (#1750).
• workflows: workaround for git trust CI issue (#1747).
• gitignore: ignore CLion cmake build folders (#1742).
• Mavlink: support for MAVLink dialects (#1741).

Contributors:

@bazfp, @JonasVautherin, @julianoes, @pweids