Fix NoMethodError __id__ on ruby-1.9.2
Fix NoMethodError __id__ on ruby-1.9.2

bronzdoc/pry,ngpestelos/pry,scalixte-mdsol/pry,ooohiroyukiooo/pry,jasonm23/pry,richo/pry,gfvcastro/pry,nju520/pry,sferik/pry,raeno/pry,85x14/pry,icebreaker/pry,shockone/pry,caporta/pry,tdg5/pry,85x14/pry,tdg5/pry,sferik/pry,gfvcastro/pry,geoffreylitt/pry,ngpestelos/pry,printercu/pry,ooohiroyukiooo/pry,caporta/pry,raeno/pry,jasnow/pry,caporta/pry,pvdb/pry,nju520/pry,jasonm23/pry,josue804/debunker,pvdb/pry,shockone/pry,bronzdoc/pry,deivid-rodriguez/pry,tdg5/pry,ooohiroyukiooo/pry,josue804/debunker,icebreaker/pry,scalixte-mdsol/pry,raeno/pry,nju520/pry,jasonm23/pry,scalixte-mdsol/pry,sideci-sample/sideci-sample-pry,85x14/pry,printercu/pry,shockone/pry,jasnow/pry,jasnow/pry,geoffreylitt/pry