remove FIRSTSESSION stuff and replace with SESSION...
remove FIRSTSESSION stuff and replace with SESSION...

Ensembl/public-plugins,muffato/public-plugins,andrewyatz/public-plugins,andrewyatz/public-plugins,Ensembl/public-plugins,Ensembl/public-plugins,andrewyatz/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,muffato/public-plugins,muffato/public-plugins,andrewyatz/public-plugins