Minor fixes in ringo/jsgi/response.
Minor fixes in ringo/jsgi/response.

ashwinrayaprolu1984/ringojs,ashwinrayaprolu1984/ringojs,ringo/ringojs,ringo/ringojs,oberhamsi/ringojs,oberhamsi/ringojs,Transcordia/ringojs,Transcordia/ringojs,ringo/ringojs,Transcordia/ringojs,ashwinrayaprolu1984/ringojs,ringo/ringojs,Transcordia/ringojs,ashwinrayaprolu1984/ringojs,oberhamsi/ringojs