Multisite compatibility?

We never tested it on multi-site environment. Please wait, we will check it this week.

As you can see plugin is active but there’s?no way to use it.
It seems it’s not installed.
I’ve no errors in js console, no errors in debug log.

https://www.dropbox.com/s/ol1eqhdvwt4b0cl/Splitter1.png?dl=1
https://www.dropbox.com/s/znnb5vvp6eso3h4/Splitter2.png?dl=1
https://www.dropbox.com/s/7jr21afq9qet0vc/Splitter3.png?dl=1

It is not yet tested in multi-site environment.