[OpenIndiana-discuss] Small Mate improvement

[Jason Martin]

If these files are not going to be included,
in mate-session-manager.p5m
     37  #file 
path=usr/lib/$(MACH64)/mate/mate-session-check-accelerated-gl-helper
     38  #file 
path=usr/lib/$(MACH64)/mate/mate-session-check-accelerated-gles-helper
add --disable-acceleration-check
to /usr/share/xsessions/mate.desktop
    205  Exec=mate-session --disable-acceleration-check
to quite errors in users ~/.xsession-errors