Merge "- introduced netconf ssh wrapper bundle - incorporation of Tomas's notes ...

Merge "- introduced netconf ssh wrapper bundle - incorporation of Tomas's notes - CRLF removed - introduced KeyStoreHandler for providing server keys - netconf server connection is created when subsystem 'netconf' received - data forwarding to netconf server on requestShell - netconfClientSession exposes channel - removed star imports in SocketThread - integration tests for netconf SSH - introduced SSHChannelInboudnHandler which forwards data from pipeline to SSH serer session - resolved dependencies - tests changed due netconf client sending hello message on session create, added netconf-it to main pom.xml - added logging for integration tests"