Thread allocation review/refactor. Removed 4 unneeded threads from the emulator. Where possible preferred Executors.newSingleThreadExecutor(), then Executors.newSingleThreadScheduledExecutor(). Preferred submit() to schedule()
Merge branch 'develop' of https://github.com/eclipse/kura into develop
org.eclipse.kura.api: removed Require-Bundle: org.eclipse.osgi