* Initialize zmq socket later with initialize method
* empty lines
* Add lock and move initialize function
* Check for initialized
old-commit-hash: 6ab7b2f32562fdb155a14e64c5c2b963f9345b33
* statlog in C
* fix swaglog and the test
* add missing files
* fix context initialization todo
* speed up test
old-commit-hash: 6366d1303f8f13278422c73078d624e58df3e1a8