[OSGi] Stop all bundles when MCT is exiting (lifecycle support)
[OSGi] Catch exception in paint thread if framework shuts down concurrently
[OSGi] Rename OSGIRuntime to 'OSGIRuntimeImpl' (not using Equinox)
[OSGi] Add unit test to verify stopOSGI method
[OSGi] Amend unit test to ensure full coverage of changed method
Merge pull request #150 from VWoeltjen/mct96

[OSGi] Stop bundles at shutdown