in attachment a little patch concerning a new arrow style. It 's the first patch for integreted a new tool : GDT datum reference.
You can see arrow style in screen shot of my last build and the futur tool : gdt datum reference
merged - git commit ac680bf9b7 git commit 3c97d0b9e8 git commit 6d158ac1b8
Ok i will read the github wiki page to prepre my next patch. Now i work on a local branch (specific for the gdt first tool) of a local clone of master.