Reenabled integration tests

Reenabled integration tests

- added osgi console and debug support for IT
- pulled dependencies to parent pom (including IT dependencies)
- fixed dependencies (pax, config-manager, commons-codec, junit)
- fixed pax bundles
- tidied up plugin activator + OpenflowPluginProvider
- changing reactor strategy to perClass (speedup testing)
- added AutoCloseable interface to ErrorHandler
- moved errorHandler setup up to MDController
- enabling of SalIntegrationTest
- added check whether the SimpleClient succeeded to connect to controller

- updated versions of sal-api, netconf-connector, config-manager
- added 5s wait on startup - dirty temprary solution untill configSubsysten

- rebased

Change-Id: I21ff052ff6d90ff95f5b8b2a51fb8d736e697034
Signed-off-by: Michal Rehak <mirehak@cisco.com>