fix unique message id
fix unique message id

svbergerem/jsxc,pravi/jsxc,Zauberstuhl/jsxc,jsxc/jsxc,pravi/jsxc,Zauberstuhl/jsxc,diaspora/jsxc,svbergerem/jsxc,jsxc/jsxc,jsxc/jsxc,pravi/jsxc,svbergerem/jsxc,diaspora/jsxc,diaspora/jsxc,Zauberstuhl/jsxc