>> I believe there is not more simple to add some nodes from NodeEditorPlus inside the plugin it self ?
I have some ideas for automatically generating nodes as you work in MoI, but that will take some time to implement. Until then, they will need to be added manually.

I will test in 10 minutes !: )

What is the use of the "I" up side right up page ?

>> What is the use of the "I" up side right up page ?
It's the "Properties panel" or "Info panel" toggle to turn the panel on or off.