Merge pull request #163 from vlk32/master

#162 Reset interrupt-flag on HotDeploymentThread
New feature: ShutdownInterceptor enables shutdown the router via HTTP-request

see cli/examples/shutdown
Example :
    <router>
        <serviceProxy name="predic8.com" port="2000" ip="127.0.0.1">
            <shutdown httpMethod="POST" bodyContent="secret code"/>
        </serviceProxy>
    </router>