diff --git a/package-lock.json b/package-lock.json
index 6069d92..7e597ef 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1119,7 +1119,7 @@
       "dependencies": {
         "ajv": {
           "version": "5.5.2",
-          "resolved": "http://registry.npm.taobao.org/ajv/download/ajv-5.5.2.tgz",
+          "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-5.5.2.tgz",
           "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
           "dev": true,
           "optional": true,
@@ -1236,7 +1236,7 @@
         },
         "json-schema-traverse": {
           "version": "0.3.1",
-          "resolved": "http://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.3.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.3.1.tgz",
           "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
           "dev": true,
           "optional": true
@@ -1407,7 +1407,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         },
@@ -1686,7 +1686,7 @@
     },
     "ajv": {
       "version": "6.10.0",
-      "resolved": "http://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
+      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
       "integrity": "sha1-kNDVRDnaWHzX6EO/twRfUL0ivfE=",
       "dev": true,
       "requires": {
@@ -2539,7 +2539,7 @@
       "dependencies": {
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -2752,7 +2752,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -3337,7 +3337,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -3392,7 +3392,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -3991,18 +3991,26 @@
       "dev": true
     },
     "elliptic": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.0.tgz",
-      "integrity": "sha1-K47UyJG33jIA4UQSpbgkjHr1Bco=",
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
       "dev": true,
       "requires": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
         "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
+        "minimalistic-assert": "^1.0.1",
+        "minimalistic-crypto-utils": "^1.0.1"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.12.0",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA==",
+          "dev": true
+        }
       }
     },
     "emoji-regex": {
@@ -5080,7 +5088,7 @@
       "dependencies": {
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -5350,7 +5358,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -5371,12 +5380,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -5391,17 +5402,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5518,7 +5532,8 @@
         "inherits": {
           "version": "2.0.4",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5530,6 +5545,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5544,6 +5560,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -5551,12 +5568,14 @@
         "minimist": {
           "version": "1.2.5",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.9.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -5575,6 +5594,7 @@
           "version": "0.5.3",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "^1.2.5"
           }
@@ -5636,7 +5656,8 @@
         "npm-normalize-package-bin": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "npm-packlist": {
           "version": "1.4.8",
@@ -5664,7 +5685,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -5676,6 +5698,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -5753,7 +5776,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -5789,6 +5813,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -5808,6 +5833,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5851,12 +5877,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -6387,7 +6415,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -6987,7 +7015,7 @@
     },
     "json-schema-traverse": {
       "version": "0.4.1",
-      "resolved": "http://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.4.1.tgz",
+      "resolved": "https://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.4.1.tgz",
       "integrity": "sha1-afaofZUTq4u4/mO9sJecRI5oRmA=",
       "dev": true
     },
@@ -7117,7 +7145,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true,
           "optional": true
@@ -7480,7 +7508,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -7581,7 +7609,7 @@
         },
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -8332,7 +8360,7 @@
     },
     "path-to-regexp": {
       "version": "0.1.7",
-      "resolved": "http://registry.npm.taobao.org/path-to-regexp/download/path-to-regexp-0.1.7.tgz",
+      "resolved": "https://registry.npm.taobao.org/path-to-regexp/download/path-to-regexp-0.1.7.tgz",
       "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w=",
       "dev": true
     },
@@ -8510,7 +8538,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         },
@@ -8620,7 +8648,7 @@
       "dependencies": {
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -8753,7 +8781,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -8782,7 +8810,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -8811,7 +8839,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -8840,7 +8868,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -9874,7 +9902,8 @@
       "version": "4.0.8",
       "resolved": "http://registry.npm.taobao.org/rx-lite/download/rx-lite-4.0.8.tgz",
       "integrity": "sha1-Cx4Rr4vESDbwSmQH6S2kJGe3lEQ=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "rx-lite-aggregates": {
       "version": "4.0.8",
@@ -9924,7 +9953,7 @@
     },
     "schema-utils": {
       "version": "0.4.7",
-      "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-0.4.7.tgz",
+      "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-0.4.7.tgz",
       "integrity": "sha1-unT1l9K+LqiAExdG7hfQoJPGgYc=",
       "dev": true,
       "requires": {
@@ -10378,7 +10407,7 @@
     },
     "source-map": {
       "version": "0.5.7",
-      "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.5.7.tgz",
+      "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.5.7.tgz",
       "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
       "dev": true
     },
@@ -10407,7 +10436,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -10791,7 +10820,7 @@
       "dependencies": {
         "ajv": {
           "version": "5.5.2",
-          "resolved": "http://registry.npm.taobao.org/ajv/download/ajv-5.5.2.tgz",
+          "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-5.5.2.tgz",
           "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
           "dev": true,
           "optional": true,
@@ -10818,7 +10847,7 @@
         },
         "json-schema-traverse": {
           "version": "0.3.1",
-          "resolved": "http://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.3.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/json-schema-traverse/download/json-schema-traverse-0.3.1.tgz",
           "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
           "dev": true,
           "optional": true
@@ -10844,7 +10873,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -10870,7 +10899,7 @@
       "dependencies": {
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -10881,7 +10910,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -11140,7 +11169,7 @@
         },
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }
@@ -11332,7 +11361,7 @@
       "dependencies": {
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -11900,7 +11929,7 @@
         },
         "schema-utils": {
           "version": "1.0.0",
-          "resolved": "http://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/schema-utils/download/schema-utils-1.0.0.tgz",
           "integrity": "sha1-C3mpMgTXtgDUsoUNH2bCo0lRx3A=",
           "dev": true,
           "requires": {
@@ -12024,7 +12053,7 @@
       "dependencies": {
         "source-map": {
           "version": "0.6.1",
-          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
+          "resolved": "https://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
           "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
           "dev": true
         }