use custom username (fix sualko/jsxc#58)
use custom username (fix sualko/jsxc#58)

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