[Copy_Files] Made 3D models use the project path as base

- To avoid problems when KiCad is running from other place

kibot/out_copy_files.py

@@ -71,7 +71,7 @@ class FilesList(Optionable):
                 dest = os.path.basename(fname)
         else:
             dest = os.path.relpath(fname, os.getcwd())
-        return os.path.join(self.output_dir, dest)
+        return '${KIPRJMOD}/'+os.path.join(self.output_dir, dest)
 
 
 class Copy_FilesOptions(Base3DOptions):

tests/test_plot/test_misc.py

@@ -1464,7 +1464,8 @@ def test_copy_files_2(test_dir):
     for m in MODELS:
         ctx.expect_out_file(m, sub=True)
     # Make sure the PCB points to them
-    ctx.search_in_file(prj+'.kicad_pcb', ['model "{}"'.format(m) for m in MODELS if m.endswith('wrl')], sub=True)
+    ctx.search_in_file(prj+'.kicad_pcb', ['model "{}"'.format(r'\$\{KIPRJMOD\}/'+m) for m in MODELS if m.endswith('wrl')],
+                       sub=True)
     # Some warnings
     ctx.search_err(r'WARNING:\(W098\)  2 3D models downloaded')   # 2 models are missing and they are downloaded
     ctx.search_err(r'WARNING:\(W100\)', invert=True)   # 2 models has the same name, but goes to different target