`wife` has the income value not `husband`
`wife` has the income value not `husband`

The example previously provided set the income on the `wife` object
during initialization and then updated (`.set`) it on the `husband`
object instead of the `wife` object. This fixes the inconsistency.
poteto/guides,nicobot/guides,jjhampton/guides,josenberg/guides,ofridagan/guides,ubuntuvim/guides,jjhampton/guides,kublaj/guides,ericdouglas/guides,tildeio/guides,toranb/guides,grapho/guides,jkarsrud/guides,danielgynn/guides,omni5cience/guides,andrewstarks/guides,knownasilya/guides,nicobot/guides,toranb/guides,mendeza428/guides,coffeejunk/guides,kellywerks/guides,lunnaris/guides,anthias/guides,xymbol/guides,vikram7/guides,HeroicEric/guides,andrewstarks/guides,tleskin/guides,xymbol/guides,constantm/guides,joostdevries/guides,bmac/guides,sohara/guides,talhaobject90/guides,anthias/guides,omni5cience/guides,eoinkelly/guides,mallikarjunayaddala/guides,gpluta/guides,BigGillyStyle/guides,szines/guides,Joelkang/guides,villeneuve-michael/guides,elwayman02/guides,jmurphyau/guides,thriqon/guides,HeroicEric/guides,foxnewsnetwork/guides,RalfWeinand/guides,omni5cience/guides,jmeas/guides,lunnaris/guides,SaladFork/emberjs-guides,ear/guides,ankushagarwal/guides,tleskin/guides,benoittgt/guides,balupton/guides,BigGillyStyle/guides,jackfranklin/guides,rengokantai/guides,sajt/guides,benjaminokeefe/guides,xymbol/guides,jkarsrud/guides,Kuzirashi/guides,Kuzirashi/guides,ankushagarwal/guides,JKGisMe/guides,ubuntuvim/guides,villeneuve-michael/guides,mikzar/guides,bmac/guides,gpluta/guides,alexspeller/guides,webPapaya/guides,mallikarjunayaddala/guides,papilip/emberjs-guides-french,jcagener/guides,eoinkelly/guides,mcfiredrill/guides,greyhwndz/guides,grapho/guides,villeneuve-michael/guides,dgeb/guides,boztek/guides,danielgynn/guides,webPapaya/guides,boztek/guides,mallikarjunayaddala/guides,kagemusha/guides,balupton/guides,zacharywelch/guides,jmurphyau/guides,earthrid/guides,josenberg/guides,MarkMT/guides,jackfranklin/guides,richardkalehoff/guides,jkarsrud/guides,sajt/guides,gerry3/guides,papilip/emberjs-guides-french,lunnaris/guides,poteto/guides,talhaobject90/guides,kublaj/guides,TRMW/guides,ankushagarwal/guides,thriqon/guides,kevinkucharczyk/guides,skaterdav85/guides,Joelkang/guides,mikzar/guides,talhaobject90/guides,skaterdav85/guides,HeroicEric/guides,mendeza428/guides,szines/guides,josenberg/guides,MSch/guides,davidpett/guides,webPapaya/guides,andrewstarks/guides,MarkMT/guides,nicobot/guides,jkarsrud/guides,boztek/guides,benoittgt/guides,mikzar/guides,poteto/guides,davidpett/guides,skaterdav85/guides,misfo/guides,misfo/guides,kagemusha/guides,bmac/guides,mcfiredrill/guides,zacharywelch/guides,SaladFork/emberjs-guides,mendeza428/guides,odarbelaeze/guides,mattmcmanus/guides,ear/guides,knownasilya/guides,ksin/guides,dgeb/guides,skaterdav85/guides,aceofspades/guides,ericdouglas/guides,coffeejunk/guides,davidpett/guides,foxnewsnetwork/guides,kagemusha/guides,ubuntuvim/guides,timrosenblatt/guides,constantm/guides,sohara/guides,benjaminokeefe/guides,mattmcmanus/guides,RalfWeinand/guides,vikram7/guides,knownasilya/guides,dgeb/guides,jmeas/guides,josephchappell/guides,ofridagan/guides,jjhampton/guides,TRMW/guides,gerry3/guides,richardkalehoff/guides,foxnewsnetwork/guides,Kuzirashi/guides,TRMW/guides,tildeio/guides,danielgynn/guides,joostdevries/guides,tleskin/guides,earthrid/guides,benjaminokeefe/guides,mcfiredrill/guides,JKGisMe/guides,MSch/guides,zacharywelch/guides,jmeas/guides,anthias/guides,tildeio/guides,Joelkang/guides,papilip/emberjs-guides-french,eoinkelly/guides,earthrid/guides,gpluta/guides,elwayman02/guides,elwayman02/guides,greyhwndz/guides,timrosenblatt/guides,RalfWeinand/guides,grapho/guides,kublaj/guides,MarkMT/guides,vikram7/guides,coffeejunk/guides,ksin/guides,mattmcmanus/guides,gerry3/guides,ericdouglas/guides,joostdevries/guides,BigGillyStyle/guides,ear/guides,JKGisMe/guides,odarbelaeze/guides,thriqon/guides,timrosenblatt/guides,toranb/guides,misfo/guides,aceofspades/guides,rengokantai/guides,Patsy-issa/guides,knownasilya/guides,benoittgt/guides,jcagener/guides,jackfranklin/guides,szines/guides,kellywerks/guides,Patsy-issa/guides,kevinkucharczyk/guides,Patsy-issa/guides,kevinkucharczyk/guides,richardkalehoff/guides,bmac/guides,alexspeller/guides,sajt/guides,constantm/guides,gregzx/guides,MarkMT/guides,ksin/guides,greyhwndz/guides,MSch/guides,ubuntuvim/guides,gregzx/guides,aceofspades/guides,davidpett/guides,josephchappell/guides,gregzx/guides,odarbelaeze/guides,rengokantai/guides,sohara/guides,balupton/guides,jcagener/guides,josephchappell/guides,SaladFork/emberjs-guides,jmurphyau/guides,kellywerks/guides,alexspeller/guides,ofridagan/guides