[cnc_cut_outline][release notes] add message identificator
[gearwheel] add parameter skin_thickness
[docs] api cnc_cut_outline change
[box_wood_frame] fix design to allow larger reamer radius
[box_wood_frame] default design support bigger reamer radius
[box_wood_frame] fix support for reamer radius up to 4.2 mm
[box_wood_frame] reamer radius up to 4.9 mm with default parameters
[box_wood_frame] optimize tobo_diag