• American under pressure after Joel Robles proves able deputy• Bryan Oviedo signs new Goodison deal until 2019Roberto Martínez has given a strong indication that Tim Howard’s Everton career is nearing the end by urging fans to show the USA international “warmth” for the remainder of the season and not to forget his outstanding service at Goodison Park.The 36-year-old has been linked with a summer return to MLS, in particular Colorado Rapids, after a difficult season at Everton that has at times strained his relationship with the club’s support.