* commit 'fa4212ac':
  add maxwell tests to git
  updated manual test
  small fixes
  discovery services can find ib address, parameter for mongo_dir
  upadte dummy producer, set number of threads for datacenter

* commit '5f576ac3':
  fix memory
  fix

* commit '31324b4e':
  use infiniband ip for receiver data server
  fix network error code
  advertise ip for receiver, update config files
  fix thread unsafe calls in io
  start fluentd after elasticsearch
  change fluentd config
  increase timeout for get_next, exit on any error, update deploy scripts
  add user vars file, variables for n of receivers and brokers
  increase timout for tests
  fix
  flag to use ip over ib, flag to set lightweight service nodes
  more work on deployment
  started deploying on Maxwell

* commit '9a8a03b3':
  fix

* commit '1452aec4':
  increas producer test timeout
  fix

* commit '3f880bad':
  thread safe db reconnect
  tries reconnect to db during health check
  add timeout to the multithread broker test
  kill nginx properly after each job
  broker tries to reconnect to db in case of problems, refactoring code