Add support for primary clipboard

cmd/micro/micro.go

@@ -353,7 +353,7 @@ func main() {
 					// we copy it to the clipboard.
 					// Often error messages are displayed down there so it can be useful to easily
 					// copy the message
-					clipboard.WriteAll(messenger.message)
+					clipboard.WriteAll(messenger.message, "primary")
 					continue
 				}