If the Scraper configured in the settings is no longer available, don't crash when running the scraper.
For single game scrapes, we show an error for the user to change the configuration.
For batch scraping, silently choose the 1st scraper available in the list
Replace boost::filesystem::is_directory
with Utils::FileSystem::isDirectory
Replace boost::filesystem::is_regular_file
with Utils::FileSystem::isRegularFile
Replace boost::filesystem::is_symlink
with Utils::FileSystem::isSymlink
Replace boost::filesystem::exists
with Utils::FileSystem::exists
Replace boost::filesystem::create_directory
with Utils::FileSystem::createDirectory
Replace boost::filesystem::remove
with Utils::FileSystem::removeFile