Make sure that we still have a reference to the model (observer.target now) even though it may be undefined if keypath is unresolvable.
Make sure that we still have a reference to the model (observer.target now) even though it may be undefined if keypath is unresolvable.

zongkelong/rivets,zongkelong/rivets,QAPInt/rivets,altmind/rivets,jccazeaux/rivets,moneyadviceservice/rivets,mikeric/rivets,MishaMykhalyuk/rivets,altmind/rivets,benderTheCrime/tiny-rivets,re-clone/rivets,altmind/rivets,GerHobbelt/rivets,re-clone/rivets,nopnop/rivets,nopnop/rivets,jccazeaux/rivets,jccazeaux/rivets,MishaMykhalyuk/rivets,npmcomponent/mikeric-rivets,zongkelong/rivets,MishaMykhalyuk/rivets,QAPInt/rivets,mikeric/rivets,nopnop/rivets,GerHobbelt/rivets,QAPInt/rivets,mikeric/rivets,GerHobbelt/rivets,re-clone/rivets