message: adding ota error
diff: @@ -3495,7 +3495,9 @@ void WiFiManager::handleUpdating(){
  if (!Update.begin(maxSketchSpace)) { // start with max available size
  Update.printError(Serial); // size error
  + DEBUG_WM(F("[OTA] Update ERROR"), "Not enough space");
  error = true;
  + Update.end(); // Not sure the best way to abort, I think client will keep sending..
  }
  }
  // UPLOAD WRITE
  @@ -3538,6 +3540,7 @@ void WiFiManager::handleUpdateDone() {
  if (Update.hasError()) {
  page += FPSTR(HTTP_UPDATE_FAIL);
  + page += "OTA Error: " + (String)Update.getError();
  DEBUG_WM(F("[OTA] update failed"));
  }
  else {
  