Starting the implementation of a JS server to ease JSON manipulation

The aim is to avoid using jackson to serialize and deserialize continuously JSON.
Adding the implementation for getting the jobs on jenkins APIs
Correcting the znkHttp module to avoid exception to be thrown while loading specific job
adding the list of modules and health status for jobs page
Adding the node part inside the README
adding comment before pullrequest
Indicating the port on which node js is running.
Merge pull request #2 from PierreReliquet/master

Adding the support for NodeJS to jarvis