pythoncom coinitialize (#1102)

lib/api/install.py

@@ -25,8 +25,11 @@ def palettes():
 if sys.platform == "win32":
     # If we try to just use shutil.copy it says the operation requires elevation.
     def copy_files(files, dest):
+        import pythoncom
         import winutils
 
+        pythoncom.CoInitialize()
+
         if not os.path.exists(dest):
             os.makedirs(dest)