Lock plist to 3.x
Lock plist to 3.x

Both 3.1 and 3.2 seem to work. Currently Chef is pinned to 3.1.x, so I
set the pin there to avoid conflict with Chef.

jseely/ohai,tas50/ohai-1,acaiafa/ohai,chef/ohai,jaymzh/ohai,chef/ohai,johnbellone/ohai,criteo-forks/ohai,juliandunn/ohai,jaymzh/ohai,mattray/ohai,n-marton/ohai,acaiafa/ohai,n-marton/ohai,juliandunn/ohai,Fodoj/ohai,numericillustration/ohai,criteo-forks/ohai,jseely/ohai,mattray/ohai,Fodoj/ohai,higanworks/ohai,johnbellone/ohai,higanworks/ohai,numericillustration/ohai,tas50/ohai-1