[mattias]% sudo apt-get install steam libgl1-mesa-dri:i386 libgl1-mesa-glx:i386 libllvm3.6:i386 libedit2:i386              
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 gvfs : Depends: gvfs-daemons (>= 1.24.1-1ubuntu1)
        Depends: gvfs-daemons (< 1.24.1-1ubuntu1.1~)
 libegl1-mesa : Depends: libgl1-mesa-dri (= 11.0.2+git20151008+11.0.b1230e3e-0ubuntu0ricotz~vivid) but it is not going to be installed
 libgbm1 : Depends: libgl1-mesa-dri (= 11.0.2+git20151008+11.0.b1230e3e-0ubuntu0ricotz~vivid) but it is not going to be installed
 openssh-client : Depends: libedit2 (>= 2.11-20080614) but it is not going to be installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.