vue-template-compiler 2.1.1

on Node.js NPM

Fixed

• fix non-existent property reference detection after vue-loader code generation change
• #4284 fix instance root node patching edge case (@HerringtonDarkholme via #4299)
• #4288 fix v-once nodes losing child reference after patch
• #4289 vue-template-compiler: fix single-file components nested <template> parsing error