* fix: quit when chromium is fully started * test: remove hacks on app.quit * chore: RunUntilIdle is unnecessary
* feat: add app.commandLine.hasSwitch() / app.commandLine.getSwitchValue() * add more tests * refactor: move appendSwitch / appendArgument to command_line module * replace AppendSwitchASCII with AppendSwitchNative * remove castArgs