meden/bumblebee-ui-gtk3 — comment on commit 8977ed278690d5259cd62b54671d62a68e6def30
File:  line 0
By glyptostroboides:

You should also use the develop branch instead of master because it has been rewrited in part.
Maybe you can try this release and if you don't find any bug i could merge you're change to the develop branch and then merge the develop branch to master before the next rewrite.