For anyone coming here in 2019 or later please ignore everything in this post or comments. We ended up using a very hacky approach, that is completely outdated at this point. What we were trying to do should now be supported by the official plugin.
For anyone coming here in 2019 or later please ignore everything in this post or comments. We ended up using a very hacky approach, that is completely outdated at this point. What we were trying to do should now be supported by the official plugin.