Squashed 'Core/CppMicroServices/' changes from 1ade259..913d225

913d225 Fixed return value for UngetService().
ee77b13 Fixed initial reference count value for ServiceObjects.
ae91e5b Removed all code related enabled/disabled service factory support.

git-subtree-dir: Core/CppMicroServices
git-subtree-split: 913d2259ed4d6da684a56056cc4be5f73b011514