beremiz

Runtime: Fix exception "Worker is disabled" when connecting while PLC runtime is starting.

2021-05-25, Edouard Tisserant
58f2e3f22934
Runtime: Fix exception "Worker is disabled" when connecting while PLC runtime is starting.

Pyro/wamp/UI delegate jobs to Worker, causing race condition if worker isn't already started.
Added a function to ensure that Worker is already created when pyro or UI starts
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