fix nested with has_one associations
fix nested with has_one associations

budree/active_scaffold,budree/active_scaffold,mallikarjunayaddala/active_scaffold,budree/active_scaffold,AlbertoBarrago/active_scaffold,AlbertoBarrago/active_scaffold,activescaffold/active_scaffold,mallikarjunayaddala/active_scaffold,mallikarjunayaddala/active_scaffold,AlbertoBarrago/active_scaffold,activescaffold/active_scaffold,activescaffold/active_scaffold