git clone https://github.com/Freeboard/freeboard.git
sudo npm -g install grunt-cli
sudo npm -g install grunt
npm install
grunt
git clone https://github.com/telefonicaid/fiware-connectors
cd fiware-connectors
cp -pr FreeBoard-Orion-Plugin/Orion_DataSource.js ../freeboard/plugins/thirdparty/.
Edit your freeboard index.html and add the next line before the "Load more plugins here ***" comment:
"plugins/thirdparty/Orion_DataSource.js",
The result should be something like this: