After installing the updates of both ODC and your core mod MC perpetually keeps loading world, you need to use task manage to make it stop.
It doesn't crash so I don't have any traditional crash log, would the fml client log suffice? Pastebin is failing me atm.
Pastebin is refusing to take the full log... understandable. So that's a snippet where the log seems to making some fuss about your mod. Don't think you need the whole log anyway right?