removing static variable computeESS
removing static variable computeESS

4ment/beast-mcmc,adamallo/beast-mcmc,4ment/beast-mcmc,4ment/beast-mcmc,beast-dev/beast-mcmc,4ment/beast-mcmc,4ment/beast-mcmc,beast-dev/beast-mcmc,adamallo/beast-mcmc,4ment/beast-mcmc,adamallo/beast-mcmc,adamallo/beast-mcmc,beast-dev/beast-mcmc,beast-dev/beast-mcmc,beast-dev/beast-mcmc,adamallo/beast-mcmc,adamallo/beast-mcmc,beast-dev/beast-mcmc