Evaluate performance impact of tracking feature at runtime

Tracking has originally implemented with a start and pause tracking feature - not respecting loading of the objects. This lead to issues when creating new objects and tracking is now always on - even if API calls are answered.

Potential fix if required: Provide an option to the entities to prevent tracking, when API calls are served

(from redmine: issue id 377, created on 2018-01-22tgradl)

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