diff --git a/package-lock.json b/package-lock.json
index 27fa5b8..f07eee0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vlf",
-  "version": "1.0.5",
+  "version": "1.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -199,15 +199,23 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.10.2",
-      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.10.2.tgz",
-      "integrity": "sha1-086gTWsBeyiUrWkED+yLYj60vVI=",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==",
+          "dev": true
+        }
       }
     },
     "ajv-errors": {
@@ -1278,12 +1286,6 @@
         }
       }
     },
-    "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npm.taobao.org/fast-deep-equal/download/fast-deep-equal-2.0.1.tgz?cache=0&sync_timestamp=1575383522243&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ffast-deep-equal%2Fdownload%2Ffast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-      "dev": true
-    },
     "fast-json-stable-stringify": {
       "version": "2.1.0",
       "resolved": "https://registry.npm.taobao.org/fast-json-stable-stringify/download/fast-json-stable-stringify-2.1.0.tgz",
@@ -2162,11 +2164,6 @@
       "integrity": "sha1-xg7taebY/bazEEofy8ocGS3FtQE=",
       "dev": true
     },
-    "immediate": {
-      "version": "3.0.6",
-      "resolved": "https://registry.npm.taobao.org/immediate/download/immediate-3.0.6.tgz",
-      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
-    },
     "import-local": {
       "version": "2.0.0",
       "resolved": "https://registry.npm.taobao.org/import-local/download/import-local-2.0.0.tgz",
@@ -2425,14 +2422,6 @@
         "invert-kv": "^2.0.0"
       }
     },
-    "lie": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npm.taobao.org/lie/download/lie-3.1.1.tgz",
-      "integrity": "sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=",
-      "requires": {
-        "immediate": "~3.0.5"
-      }
-    },
     "loader-runner": {
       "version": "2.4.0",
       "resolved": "https://registry.npm.taobao.org/loader-runner/download/loader-runner-2.4.0.tgz",
@@ -2450,14 +2439,6 @@
         "json5": "^1.0.1"
       }
     },
-    "localforage": {
-      "version": "1.7.3",
-      "resolved": "https://registry.npm.taobao.org/localforage/download/localforage-1.7.3.tgz",
-      "integrity": "sha1-AIKzypc0Z54b1TSZW907JM8Q8gQ=",
-      "requires": {
-        "lie": "3.1.1"
-      }
-    },
     "locate-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npm.taobao.org/locate-path/download/locate-path-3.0.0.tgz",