String md5 = MD5Utils.getMD5(spoutcraft);
InputStream stream = null;
String url = RestAPI.getMD5URL(md5);
try {
stream = RestAPI.getCachingInputStream(new URL(url), true);
MD5Result result = mapper.readValue(stream, MD5Result.class);
return result.getBuildNumber();
} catch (IOException e) {
// Ignore
} finally {
IOUtils.closeQuietly(stream);
}