close all open adapters before delete row, try to fix #264
close all open adapters before delete row, try to fix #264

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