update element & vue

package.json

@@ -17,7 +17,7 @@
     "codemirror": "5.26.0",
     "dropzone": "5.1.0",
     "echarts": "3.6.1",
-    "element-ui": "1.3.6",
+    "element-ui": "1.4.0",
     "file-saver": "1.3.3",
     "jquery": "3.1.1",
     "js-cookie": "2.1.4",
@@ -29,7 +29,7 @@
     "showdown": "1.7.1",
     "simplemde": "1.11.2",
     "sortablejs": "1.5.1",
-    "vue": "2.3.3",
+    "vue": "2.4.2",
     "vue-count-to": "1.0.5",
     "vue-multiselect": "2.0.0-beta.15",
     "vue-router": "2.5.3",
@@ -78,7 +78,7 @@
     "url-loader": "0.5.8",
     "vue-loader": "12.2.1",
     "vue-style-loader": "3.0.1",
-    "vue-template-compiler": "2.3.3",
+    "vue-template-compiler": "2.4.2",
     "webpack": "2.6.1",
     "webpack-bundle-analyzer": "2.8.2",
     "webpack-dev-middleware": "1.10.2",