fix(MdTextarea): prevent emitting `inputEvent` object on `input` (#1249)
fix(MdTextarea): prevent emitting `inputEvent` object on `input` (#1249)

fix #1247
VdustR/vue-material,marcosmoura/vue-material,vuematerial/vue-material,VdustR/vue-material,marcosmoura/vue-material,vuematerial/vue-material