[static/JQueryApp] changing History state data property 'id' to 'demo_id' since id is used by default, and check if it is 'undefined' to avoid reloading the demo
[static/JQueryApp] changing History state data property 'id' to 'demo_id' since id is used by default, and check if it is 'undefined' to avoid reloading the demo

mcolom/ipolDevel,mcolom/ipolDevel,mcolom/ipolDevel,mcolom/ipolDevel