fix

package.json

@@ -43,12 +43,9 @@
     "url": "https://github.com/PanJiaChen/vue-element-admin/issues"
   },
   "dependencies": {
-    "@xkeshi/image-compressor": "^0.5.3",
     "axios": "0.18.1",
-    "bootstrap": "4.3.1",
     "clipboard": "2.0.4",
     "codemirror": "5.45.0",
-    "cropper": "4.0.0",
     "driver.js": "0.9.5",
     "dropzone": "5.5.1",
     "echarts": "4.2.1",
@@ -61,7 +58,6 @@
     "normalize.css": "7.0.0",
     "nprogress": "0.2.0",
     "path-to-regexp": "2.4.0",
-    "popper.js": "1.15.0",
     "screenfull": "4.2.0",
     "showdown": "1.9.0",
     "sortablejs": "1.8.4",
@@ -70,7 +66,6 @@
     "vue-count-to": "1.0.13",
     "vue-router": "3.0.2",
     "vue-splitpane": "1.0.4",
-    "vue-upload-component": "2.8.20",
     "vuedraggable": "2.20.0",
     "vuex": "3.1.0",
     "xlsx": "0.14.1"