diff --git a/package-lock.json b/package-lock.json
index aaa773f..9f5e268 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1174,6 +1174,8 @@
     },
     "@material-ui/core": {
       "version": "4.3.3",
+      "resolved": "https://registry.npmjs.org/@material-ui/core/-/core-4.3.3.tgz",
+      "integrity": "sha512-wUQjoJEbtVWYi+R9gBWCPGy0O+c0oY8cAp2TugyB70f89ahq/cnfnTbMZl6O2arKe2xQlfAMzY8rOOy8UMzJoQ==",
       "requires": {
         "@babel/runtime": "^7.4.4",
         "@material-ui/styles": "^4.3.3",
@@ -2105,6 +2107,8 @@
     },
     "axios": {
       "version": "0.19.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.19.0.tgz",
+      "integrity": "sha512-1uvKqKQta3KBxIz14F2v06AEHZ/dIoeKfbTRkK1E5oqjDnuEerLmYTgJB5AiQZHJcljpg1TuRzdjDR06qNk0DQ==",
       "requires": {
         "follow-redirects": "1.5.10",
         "is-buffer": "^2.0.2"
@@ -4520,11 +4524,6 @@
       "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
     },
-    "eventemitter3": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
-      "integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q=="
-    },
     "events": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/events/-/events-3.0.0.tgz",
@@ -6086,13 +6085,20 @@
       "integrity": "sha1-ksnBN0w1CF912zWexWzCV8u5P6Q="
     },
     "http-proxy": {
-      "version": "1.17.0",
-      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.17.0.tgz",
-      "integrity": "sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==",
+      "version": "1.18.1",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
+      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
       "requires": {
-        "eventemitter3": "^3.0.0",
+        "eventemitter3": "^4.0.0",
         "follow-redirects": "^1.0.0",
         "requires-port": "^1.0.0"
+      },
+      "dependencies": {
+        "eventemitter3": {
+          "version": "4.0.7",
+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
+          "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw=="
+        }
       }
     },
     "http-proxy-middleware": {
@@ -9823,6 +9829,8 @@
     },
     "react": {
       "version": "16.9.0",
+      "resolved": "https://registry.npmjs.org/react/-/react-16.9.0.tgz",
+      "integrity": "sha512-+7LQnFBwkiw+BobzOF6N//BdoNw0ouwmSJTEm9cglOOmsg/TMiFHZLe2sEoN5M7LgJTj9oHH0gxklfnQe66S1w==",
       "requires": {
         "loose-envify": "^1.1.0",
         "object-assign": "^4.1.1",
@@ -9908,6 +9916,8 @@
     },
     "react-dom": {
       "version": "16.9.0",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.9.0.tgz",
+      "integrity": "sha512-YFT2rxO9hM70ewk9jq0y6sQk8cL02xm4+IzYBz75CQGlClQQ1Bxq0nhHF6OtSbit+AIahujJgb/CPRibFkMNJQ==",
       "requires": {
         "loose-envify": "^1.1.0",
         "object-assign": "^4.1.1",
@@ -9932,6 +9942,8 @@
     },
     "react-scripts": {
       "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/react-scripts/-/react-scripts-3.1.1.tgz",
+      "integrity": "sha512-dbjTG9vJC61OI62hIswQYg5xHvwlxDTH6QXz6ICEuA5AqkFQWk1LKl76sk8fVL2WsyumbBc4FErALwKcEV2vNA==",
       "requires": {
         "@babel/core": "7.5.5",
         "@svgr/webpack": "4.3.2",
@@ -10004,6 +10016,8 @@
     },
     "react-toastify": {
       "version": "5.3.2",
+      "resolved": "https://registry.npmjs.org/react-toastify/-/react-toastify-5.3.2.tgz",
+      "integrity": "sha512-YHTTey7JWqXVkkBIeJ34PAvQELmGfLEGCx9bu68aIZYd+kRU2u9k/nG3AydgbX/uevIb4QNpeeE98DjkooMs5w==",
       "requires": {
         "@babel/runtime": "^7.4.2",
         "classnames": "^2.2.6",
diff --git a/yarn.lock b/yarn.lock
index 9fa4ab6..9c057c7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1024,6 +1024,13 @@
     react-transition-group "^4.0.0"
     warning "^4.0.1"
 
+"@material-ui/icons@^4.2.1":
+  version "4.9.1"
+  resolved "https://registry.yarnpkg.com/@material-ui/icons/-/icons-4.9.1.tgz#fdeadf8cb3d89208945b33dbc50c7c616d0bd665"
+  integrity sha512-GBitL3oBWO0hzBhvA9KxqcowRUsA0qzwKkURyC8nppnC3fw54KPKZ+d4V1Eeg/UnDRSzDaI9nGCdel/eh9AQMg==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+
 "@material-ui/styles@^4.3.3":
   version "4.3.3"
   resolved "https://registry.yarnpkg.com/@material-ui/styles/-/styles-4.3.3.tgz#39867dd6f3779a8326075e097d72208d3c5b4977"
@@ -3804,10 +3811,10 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
 
-eventemitter3@^3.0.0:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.2.tgz#2d3d48f9c346698fce83a85d7d664e98535df6e7"
-  integrity sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q==
+eventemitter3@^4.0.0:
+  version "4.0.7"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
+  integrity sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==
 
 events@^3.0.0:
   version "3.0.0"
@@ -4151,11 +4158,9 @@ follow-redirects@1.5.10:
     debug "=3.1.0"
 
 follow-redirects@^1.0.0:
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.7.0.tgz#489ebc198dc0e7f64167bd23b03c4c19b5784c76"
-  integrity sha512-m/pZQy4Gj287eNy94nivy5wchN3Kp+Q5WgUPNy5lJSZ3sgkVKSYV/ZChMAQVIgx1SqfZ2zBZtPA2YlXIWxxJOQ==
-  dependencies:
-    debug "^3.2.6"
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
+  integrity sha512-aq6gF1BEKje4a9i9+5jimNFIpq4Q1WiwBToeRK5NvZBd/TRsmW8BsJfOEGkr76TbOyPVD3OVDN910EcUNtRYEA==
 
 for-in@^0.1.3:
   version "0.1.8"
@@ -4696,11 +4701,11 @@ http-proxy-middleware@^0.19.1:
     micromatch "^3.1.10"
 
 http-proxy@^1.17.0:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.17.0.tgz#7ad38494658f84605e2f6db4436df410f4e5be9a"
-  integrity sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.18.1.tgz#401541f0534884bbf95260334e72f88ee3976549"
+  integrity sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==
   dependencies:
-    eventemitter3 "^3.0.0"
+    eventemitter3 "^4.0.0"
     follow-redirects "^1.0.0"
     requires-port "^1.0.0"