message: Add log msg for rate limit
diff: @@ -277,6 +277,8 @@ public class GitHubCollectorTask extends CollectorTask<Collector> {
  GitHubRateLimit rateLimit = null;
  try {
  rateLimit = gitHubClient.getRateLimit(repo);
  + LOG.info("Remaining " + rateLimit.getRemaining() + " of limit " + rateLimit.getLimit()
  + + " resetTime " + new DateTime(rateLimit.getResetTime()).toString("yyyy-MM-dd hh:mm:ss.SSa"));
  } catch (HttpClientErrorException hce) {
  LOG.error("getRateLimit returned " + hce.getStatusCode() + " " + hce.getMessage() + " " + hce);
  return false;
  