Merge pull request #12 in HIDRA2/hidra2 from feature/HIDRA2-16-parallel-off-site-data-analysis to develop

* commit '365d5b6c': (37 commits)
  Fix getnext_broker example
  improved broker performance
  fix for windows
  update to use broker with mulithreading
  add example for get_next via broker, refactor
  fix for windows
  add integration test for getnext from broker
  use exteranal libcurl
  curl client
  refactoring
  fix tests
  fix
  more work on server databroker
  fix
  start server databroker
  fix windows test
  add nomem option for script tests
  integration test for get_next
  refactor
  implemented get_next
  ...

* commit 'ae25bee6': (40 commits)
  fix
  refactoring
  refactor so that only single library and single header were needed, add independent Makefile and CMakeLists to example. Add install commands
  fix test
  fix linux tests, link statically
  Refactoring for Windows, all test pass
  start adapting for windows
  add test for worker example
  refactor example
  change FileData from vector to unique_ptr
  remove build-release from tracking
  add example
  make worker lib thread-safe
  read data from file finished#
  add common lib for tests, start read file tests
  more unittests for getnext
  update for macos
  fix tests
  added OpenFile and tests
  get rid of memory leaks
  ...

Merge branch 'feature/HIDRA2-16-parallel-off-site-data-analysis' of https://stash.desy.de/scm/hidra2/hidra2 into feature/HIDRA2-16-parallel-off-site-data-analysis