preserve symlinks

migrate.py

@@ -404,7 +404,10 @@ def assemble_collections(spec, args):
                 if not os.path.exists(src):
                     raise Exception('Spec specifies "%s" but file "%s" is not found in checkout' % (plugin, src))
 
-                if not src.endswith('.py'):
+                if os.path.islink(src):
+                    shutil.copyfile(src, dest, follow_symlinks=False)
+                    continue
+                elif not src.endswith('.py'):
                     # its not all python files, copy and go to next
                     # TODO: handle powershell import rewrites
                     shutil.copyfile(src, dest)