Revert "Merge pull request #385 from kubark42/telemetry-scheduler"

This reverts commit f68b162ce3b8fcfd2b766305d8c80fc812b5ea89, reversing
changes made to 682bdeae64ae7b02a93ddbab3b7742b85c003b81.

It broke the win32 build.

@kubark42: you can add a fix to your branch and then redo the merge.