add Currency#decimal_places
add Currency#decimal_places

insphire/money,gregoryhappyfresh/money,richardvenneman/money,AlexVPopov/money,saizai/money,BrandyMint/money,envato/money,pixeltrix/money,bnmrrs/money,antstorm/money,bonusly/money,maicoin/money,kewaunited/money,printercu/money,paulodiniz/money,nilbus/money,RubyMoney/money