Hearts from relegation despite a legal threat to wreck the season.Former Tynecastle chairman Leslie Deans cranked up the pressure by insisting his old club could use a legal interdict to prevent the top flight starting as planned on August 1 unless they are spared from the drop by league reconstruction.His open letter to Hampden’s sixth floor comes ahead of Monday morning’s 10am deadline for indicative votes on a 14-10-10-10 revamp.Any proposal would require the support of 11 of the 12 top-flight clubs as well as 75 per cent of all of Scotland’s 42 senior clubs.Deans has called for league chief Neil Doncaster to use executive powers to force change through if more than 50 per cent are in favour.However, his demand has been dismissed as a.