lib/pry/commands/ls.rb: use hashrockets for hashes
lib/pry/commands/ls.rb: use hashrockets for hashes

Ugh, that's because I've written more JS than Ruby recently. By the way,
do we still support 1.8?

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