User friendly errors

[jonathan-geoseer]

For whatever reason, the plugin couldn't access the internet. I got this:

It would be nice if that was a more user friendly error. I can read it because I'm familiar with Python errors, but that's not going to be the case for many users I suspect. Also, would this not be better using the built in "proper" QGIS error logging system? I see it has logged the message, but I don't remember it raising an error at the top.