add missing state var in the README
add missing state var in the README

researchstudio-sat/webofneeds,researchstudio-sat/webofneeds,researchstudio-sat/webofneeds,researchstudio-sat/webofneeds,researchstudio-sat/webofneeds,researchstudio-sat/webofneeds,researchstudio-sat/webofneeds