diff --git a/front/package-lock.json b/front/package-lock.json
index 93e541b..db520d4 100644
--- a/front/package-lock.json
+++ b/front/package-lock.json
@@ -12,6 +12,25 @@
         "typescript": "^3.5.1"
       }
     },
+    "@python36/scene-xml": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/@python36/scene-xml/-/scene-xml-1.2.1.tgz",
+      "integrity": "sha512-rDPpq4h/lZjKEQ6qHqZGlOa8JiiXIvg2uHz+XB0VxNIWWgqmlmH6PUV2Q5y2I9yEVMEhys+8BdDnaq0o2RJt4w==",
+      "requires": {
+        "@python36/raytrace": "^1.2.2",
+        "dom-parser": "^0.1.6"
+      },
+      "dependencies": {
+        "@python36/raytrace": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/@python36/raytrace/-/raytrace-1.3.0.tgz",
+          "integrity": "sha512-GJqTlkAz7VRd9XILfQRDrkN53lPerUdW9YuplCRh//koeO/oRCMhu1A+npduDaM0fKGf31DJMrCICCliFAP4gw==",
+          "requires": {
+            "typescript": "^3.5.1"
+          }
+        }
+      }
+    },
     "@types/events": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/@types/events/-/events-3.0.0.tgz",
@@ -246,15 +265,23 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.10.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
-      "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+      "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": {
@@ -1452,6 +1479,11 @@
         "buffer-indexof": "^1.0.0"
       }
     },
+    "dom-parser": {
+      "version": "0.1.6",
+      "resolved": "https://registry.npmjs.org/dom-parser/-/dom-parser-0.1.6.tgz",
+      "integrity": "sha512-3nVRKbLEwmGfghLoeT1dxlK/0votalnOfasP+8VCHYDfDuCETY4LeMblfOeqww6XZk2ymZ1Uewy/hVad6Dy3yw=="
+    },
     "domain-browser": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/domain-browser/-/domain-browser-1.2.0.tgz",
@@ -1803,12 +1835,6 @@
         }
       }
     },
-    "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-      "dev": true
-    },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",