Controllers creation modifications
requested to merge github/fork/Orange-OpenSource/controllers_creation_modifications into development
Created by: jeremco
Hello
The goal of this PR is to propose some changes in controllers creation sequences. Some classes declared as singleton are now base classes (ManifestUpdater and EventController), because they don't need to be singletons (owned only by one class). I have made some changes in streamProcessor in creation of buffer and schedule controller, to standardize the creation
Jérémie