This reverts commit 56528576aa2921ec4c88ac4928fb40a31c72c07b. gnome-shell segfaults with new version, so until the problem is understood back to a working version.
This reverts commit 56528576aa2921ec4c88ac4928fb40a31c72c07b. gnome-shell segfaults with new version, so until the problem is understood back to a working version.