Interaction handler keyboard events are registered twice

[klakhov]

My actions before raising this issue

• Read/searched the docs
• Searched past issues

Expected Behaviour

Interaction handler event listeners should be registered only once

Current Behaviour

Currently keyup and keydown listeners are registered twice

Possible Solution

Remove event listeners when interactionHandler class is deleted

Steps to Reproduce (for bugs)

1. Set up breakpoint on window.addEventListener('keyup') in interactionHandler constructor
2. Notice that application stops twice
   

Context

Your Environment

• Git hash commit (git log -1): f2c9dc0
• Docker version docker version (e.g. Docker 17.0.05): 20.10.8
• Are you using Docker Swarm or Kubernetes? No
• Operating System and version (e.g. Linux, Windows, MacOS): Linux
• Code example or link to GitHub repo or gist to reproduce problem:
• Other diagnostic information / logs:
  Logs from `cvat` container

Next steps

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