message: Cleanup some of the suspend-checking for FreeBSD.
  Remove pc-sysconfig as an option for brightness control on FreeBSD
diff: @@ -117,12 +117,12 @@ void LOS::setScreenBrightness(int percent){
  bool success = false;
  // - try hardware setting first (TrueOS || or intel_backlight)
  bool remoteSession = !QString(getenv("PICO_CLIENT_LOGIN")).isEmpty();
  - if( LUtils::isValidBinary("pc-sysconfig") && !remoteSession){
  + /*if( LUtils::isValidBinary("pc-sysconfig") && !remoteSession){
  //Use TrueOS tool (direct sysctl control)
  QString ret = LUtils::getCmdOutput("pc-sysconfig", QStringList() <<"setscreenbrightness "+QString::number(percent)).join("");
  success = ret.toLower().contains("success");
  qDebug() << "Set hardware brightness:" << percent << success;
  - }
  + }*/
  if( !success && LUtils::isValidBinary("intel_backlight") && !remoteSession){
  //Use the intel_backlight utility (only for Intel mobo/hardware?)
  if(0== LUtils::runCmd("intel_backlight", QStringList() <<QString::number(percent)) ){
  @@ -271,8 +271,8 @@ void LOS::systemRestart(bool skipupdates){ //start reboot sequence
  //Check for suspend support
  bool LOS::systemCanSuspend(){
  - QString state = LUtils::getCmdOutput("sysctl hw.acpi.suspend_state").join("").simplified();
  - bool ok = LUtils::getCmdOutput("sysctl hw.acpi.supported_sleep_state").join("").split(" ",QString::SkipEmptyParts).contains(state);
  + QString state = LUtils::getCmdOutput("sysctl -n hw.acpi.suspend_state").join("").simplified();
  + bool ok = LUtils::getCmdOutput("sysctl -n hw.acpi.supported_sleep_state").join("").split(" ",QString::SkipEmptyParts).contains(state);
  /*bool ok = QFile::exists("/usr/local/bin/pc-sysconfig");
  if(ok){
  ok = LUtils::getCmdOutput("pc-sysconfig systemcansuspend").join("").toLower().contains("true");
  @@ -282,7 +282,7 @@ bool LOS::systemCanSuspend(){
  //Put the system into the suspend state
  void LOS::systemSuspend(){
  - QString state = LUtils::getCmdOutput("sysctl hw.acpi.suspend_state").join("").simplified();
  + QString state = LUtils::getCmdOutput("sysctl -n hw.acpi.suspend_state").join("").simplified();
  //QProcess::startDetached("pc-sysconfig suspendsystem");
  QProcess::startDetached("acpiconf", QStringList() << "-s" << state );
  }
  