Councilwoman Penny Frownfelter and three Newport Borough employees informed council they intend to end their service to the borough during council’s April 7 meeting.Frownfelter’s resignation was acknowledged by the council, but not technically accepted on advice of solicitor Idan Ghazanfari. That allows council a longer window to fill the position. As such, her resignation letter was not read aloud during the meeting, and Frownfelter declined co…