everton defeated 10-men burnley 1-0 in their premier league clash at goodison park .
tom heaton saved a penalty from ross barkley after aaron lennon was fouled in the area .
kevin mirallas scored the toffees ' winner with a drilled shot after initially miskicking the ball .
clarets forward ashley barnes was sent off for a second bookable offence on the stroke of half-time .
mirallas was fortunate to escape being dismissed for a high challenge on george boyd .