By Sean Walsh Chelsea head coach Mauricio Pochettino has admitted he may have spoken with ‘too much honesty’ after casting his future at the club into doubt. Pochettino joined the Blues on an initial two-year contract with the option for an additional 12 months, though 90min understands he and the board will carry out a two-way appraisal at the end of the season to decide whether to continue. Earlier this week, the Argentine insisted he could leave Chelsea if he was not happy with the project and hit back at suggestions only the board would be able to decide upon his future. In his post-match …