How to install xmodules for chrome on centos7

I am trying to install xmodules for chrome on my centos 7 vm. When I download and run the 1install script it says that it has been installed:

But after that when I open the setting page it says it hasn’t been installed:

How do I go about getting this to work on Centos

We currently support only Ubuntu Linux (related issue with Debian here ). We had no time to test with other distributions yet. Of course, if you find out what is going wrong, please let us know.

Thanks, how do you recommend I start debugging the issue?