Zabbix

...G...... [ZBX-26114] refactored passive checks for run() to incorporate initial reads

* commit 'aecc803e74dd6ea938b8b343387583aca8d12b9f': (26 commits)
  .......... [ZBX-26114] updated change log
  .......... [ZBX-26114] added change log
  ...G...... [ZBX-26114] fixed error handling on listener close
  ...G...... [ZBX-26114] corrected spelling
  ...G...... [ZBX-26114] improved code formatting
  ...G...... [ZBX-26114] improved mock generation
  ...G...... [ZBX-26114] improved mock generation
  ...G...... [ZBX-26114] improved code style
  ...G...... [ZBX-26114] optimized to avoid routine creation on conn rejection
  ...G...... [ZBX-26114] moved json structure declaration into marshalling functions
  ...G...... [ZBX-26114] added more mock tests
  ...G...... [ZBX-26114] added mocks and test cases
  ...G...... [ZBX-26114] corrected test case
  ...G...... [ZBX-26114] corrected lint reported issues
  ...G...... [ZBX-26114] corrected lint reported issues
  ...G...... [ZBX-26114] added unit tests
  ...G...... [ZBX-26114] split plaintext and json protocol parsing into separate finctions
  ...G...... [ZBX-26114] split response parsing into dedicated functions
  ...G...... [ZBX-26114] moved concurrency in run() to incorporate initial reads
  ...G...... [ZBX-26114] removed passiveCheck class
  ...