Merge remote-tracking branch 'remotes/origin/dev-Questionnaire-20190918' into release

src/views/question-naire/question-list.vue

@@ -155,6 +155,7 @@
           <el-radio-group
             v-model="questionEditList.showType"
             style="margin-left: -65px;"
+            :disabled="formStatus != 'create'"
           >
             <el-radio :label="1">单题显示</el-radio>
             <el-radio :label="2">平铺显示</el-radio>