diff --git a/demo/demo-online-front/package-lock.json b/demo/demo-online-front/package-lock.json
index 031e317..e438696 100644
--- a/demo/demo-online-front/package-lock.json
+++ b/demo/demo-online-front/package-lock.json
@@ -1860,6 +1860,14 @@
       "integrity": "sha1-ePrtjD0HSrgfIrTphdeehzj3IPg=",
       "dev": true
     },
+    "async-validator": {
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+      "resolved": "https://registry.npmjs.org/async-validator/-/async-validator-1.8.5.tgz",
+      "integrity": "sha512-tXBM+1m056MAX0E8TL2iCjg8WvSyXu0Zc8LNtYqrVeyoL3+esHRZ4SieE9fKQyyU09uONjnMEjrNBMqT0mbvmA==",
+      "requires": {
+        "babel-runtime": "6.x"
+      }
+    },
     "asynckit": {
       "version": "0.4.0",
       "resolved": "http://registry.npm.taobao.org/asynckit/download/asynckit-0.4.0.tgz",
@@ -1983,6 +1991,11 @@
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     },
+    "babel-helper-vue-jsx-merge-props": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/babel-helper-vue-jsx-merge-props/-/babel-helper-vue-jsx-merge-props-2.0.3.tgz",
+      "integrity": "sha512-gsLiKK7Qrb7zYJNgiXKpXblxbV5ffSwR0f5whkPAaBAR4fhi6bwRZxX9wBlIc5M/v8CCkXUbXZL4N/nSE97cqg=="
+    },
     "babel-loader": {
       "version": "8.0.5",
       "resolved": "http://registry.npm.taobao.org/babel-loader/download/babel-loader-8.0.5.tgz",
@@ -3243,6 +3256,11 @@
         "parse-json": "^4.0.0"
       }
     },
+    "crc32": {
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/crc32/-/crc32-0.2.2.tgz",
+      "integrity": "sha1-etIg1v/c0Rn5/BJ6d3LKzqOQpLo="
+    },
     "create-ecdh": {
       "version": "4.0.3",
       "resolved": "http://registry.npm.taobao.org/create-ecdh/download/create-ecdh-4.0.3.tgz",
@@ -3635,8 +3653,7 @@
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-      "integrity": "sha1-EEmdhohEza1P7ghC34x/bwyVp1M=",
-      "dev": true
+      "integrity": "sha1-EEmdhohEza1P7ghC34x/bwyVp1M="
     },
     "default-gateway": {
       "version": "4.2.0",
@@ -3707,6 +3724,11 @@
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+    "deflate-js": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/deflate-js/-/deflate-js-0.2.3.tgz",
+      "integrity": "sha1-+Fq7WOvFFRowYUdHPVfD5PfkQms="
+    },
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       "resolved": "http://registry.npm.taobao.org/del/download/del-4.1.0.tgz",
@@ -3956,6 +3978,19 @@
       "integrity": "sha1-hh/AFIdIoRs+XM69+LeV/1E/oR8=",
       "dev": true
     },
+    "element-ui": {
+      "version": "2.13.2",
+      "resolved": "https://registry.npmjs.org/element-ui/-/element-ui-2.13.2.tgz",
+      "integrity": "sha512-r761DRPssMPKDiJZWFlG+4e4vr0cRG/atKr3Eqr8Xi0tQMNbtmYU1QXvFnKiFPFFGkgJ6zS6ASkG+sellcoHlQ==",
+      "requires": {
+        "async-validator": "~1.8.1",
+        "babel-helper-vue-jsx-merge-props": "^2.0.0",
+        "deepmerge": "^1.2.0",
+        "normalize-wheel": "^1.0.1",
+        "resize-observer-polyfill": "^1.5.0",
+        "throttle-debounce": "^1.0.1"
+      }
+    },
     "elliptic": {
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       "resolved": "http://registry.npm.taobao.org/elliptic/download/elliptic-6.4.1.tgz",
@@ -4505,12 +4540,6 @@
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-      "resolved": "http://registry.npm.taobao.org/eventemitter3/download/eventemitter3-3.1.0.tgz",
-      "integrity": "sha1-CQtNbNvWRe0Qv3UNS1QHlC17oWM=",
-      "dev": true
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@@ -5743,6 +5772,15 @@
       "integrity": "sha1-/7cD4QZuig7qpMi4C6klPu77+wA=",
       "dev": true
     },
+    "gzip-js": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/gzip-js/-/gzip-js-0.3.2.tgz",
+      "integrity": "sha1-IxF+/usozzhSSN7/Df+tiUg22Ws=",
+      "requires": {
+        "crc32": ">= 0.2.2",
+        "deflate-js": ">= 0.2.2"
+      }
+    },
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       "version": "5.0.0",
       "resolved": "http://registry.npm.taobao.org/gzip-size/download/gzip-size-5.0.0.tgz",
@@ -6075,14 +6113,22 @@
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-      "resolved": "http://registry.npm.taobao.org/http-proxy/download/http-proxy-1.17.0.tgz",
-      "integrity": "sha1-etOElGWPhGBeL220Q230EPTlvpo=",
+      "version": "1.18.1",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
+      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
       "dev": true,
       "requires": {
-        "eventemitter3": "^3.0.0",
+        "eventemitter3": "^4.0.0",
         "follow-redirects": "^1.0.0",
         "requires-port": "^1.0.0"
+      },
+      "dependencies": {
+        "eventemitter3": {
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+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
+          "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==",
+          "dev": true
+        }
       }
     },
     "http-proxy-middleware": {
@@ -7412,6 +7458,11 @@
         }
       }
     },
+    "moment": {
+      "version": "2.27.0",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.27.0.tgz",
+      "integrity": "sha512-al0MUK7cpIcglMv3YF13qSgdAIqxHTO7brRtaz3DlSULbqfazqkc5kEjNrLDOM7fsjshoFIihnU8snrP7zUvhQ=="
+    },
     "move-concurrently": {
       "version": "1.0.1",
       "resolved": "http://registry.npm.taobao.org/move-concurrently/download/move-concurrently-1.0.1.tgz",
@@ -7645,6 +7696,11 @@
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       "dev": true
     },
+    "normalize-wheel": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/normalize-wheel/-/normalize-wheel-1.0.1.tgz",
+      "integrity": "sha1-rsiGr/2wRQcNhWRH32Ls+GFG7EU="
+    },
     "npm-run-path": {
       "version": "2.0.2",
       "resolved": "http://registry.npm.taobao.org/npm-run-path/download/npm-run-path-2.0.2.tgz",
@@ -9302,6 +9358,11 @@
       "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=",
       "dev": true
     },
+    "resize-observer-polyfill": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/resize-observer-polyfill/-/resize-observer-polyfill-1.5.1.tgz",
+      "integrity": "sha512-LwZrotdHOo12nQuZlHEmtuXdqGoOD0OhaxopaNFxWzInpEgaLWoVuAMbTzixuosCx2nEG58ngzW3vxdWoxIgdg=="
+    },
     "resolve": {
       "version": "1.10.0",
       "resolved": "http://registry.npm.taobao.org/resolve/download/resolve-1.10.0.tgz",
@@ -10389,6 +10450,11 @@
         "neo-async": "^2.6.0"
       }
     },
+    "throttle-debounce": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/throttle-debounce/-/throttle-debounce-1.1.0.tgz",
+      "integrity": "sha512-XH8UiPCQcWNuk2LYePibW/4qL97+ZQ1AN3FNXwZRBNPPowo/NRU5fAlDCSNBJIYCKbioZfuYtMhG4quqoJhVzg=="
+    },
     "through": {
       "version": "2.3.8",
       "resolved": "http://registry.npm.taobao.org/through/download/through-2.3.8.tgz",