remove unused variable
remove unused variable

rixrix/stencil-webpack,rixrix/stencil-webpack-angular2,stencilicious/ng2-starter,rixrix/stencil,stencilicious/ng2-starter,stencilicious/ng2-starter,rixrix/stencil-webpack,rixrix/stencil,rixrix/stencil-webpack-angular2,rixrix/stencil-webpack-angular2,rixrix/stencil,rixrix/stencil-webpack